how many degrees is one side of the triangle
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- A right angle triangle always consists of one 90 degree angle, and every triangle must equal 180 degrees. Here is the work for this problem: 90 degrees (representing the right angle) + 50 degrees equals 140 degrees. 180 minus 140 equals 40. Therefore, the remaining angle would be 40 degrees.
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How many degrees does a triangle equal to? Report Abuse. 180 simplest example is a right triangle with equal length horizontal and verticle sides. obviously, the right angle is 90, the other two angles are 45 each. all triangles add up to 180 degrees. the other simple one is the 30/60/90 triangle.
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- A triangle has three vertices. A triangle has three edges. A triangle has three interior angles. A triangle has three exterior angles. Sum of interior angles is 180 degrees. Sum of exterior angles is 360 degrees. A Point can be inside the triangle, On the triangle or outside the triangle. 1.4k Views · 2 Upvotes · 1 Upvote · Answer requested by
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- Using the 3-4-5 Rule. Understand the 3-4-5 method. If a triangle has sides measuring 3, 4, and 5 feet (or any other unit), it must be a right triangle with a 90º angle between the short sides. If you can find this triangle in your corner, you know the corner is square.
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Right Triangle Angle And Side Calculator In a triangle, all interior angles total to 180 degrees. No two angles can total to 180 degrees or more. Angle C is always 90 degrees; angle 3 is either angle B or angle A, whichever is NOT entered. Angle 3 and Angle C fields are NOT user modifiable. Again, this right triangle calculator works when you fill in 2 fields in the triangle angles, or the triangle sides. Angle C and angle 3 cannot be entered.
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- Angles and Sides of a Triangle. 1  The interior angles of a triangle are always added up to 180 degrees. The exterior angle of a triangle is equal to the sum of the two interior angles that are not adjacent to it.  The sum of the lengths of any two sides of a triangle is always larger than the length of the third.
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- What you have now is two right triangles which, by the above contain 360 degrees in total. But if you look at the two right angles that add up to 180 degrees so the other angles, the angles of the original triangle, add up to 360 - 180 = 180 degrees.
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Isosceles Triangles Have Two Equal Sides In an isosceles triangle, we have two sides called the legs and a third side called the base. The angle located opposite the base is called the vertex. The vertex angle B of isosceles triangle ABC is 120 degrees. Find the degree measure of each base angle.
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How Many Angles Does a Pentagon Have? How many angles does a triangle have? A: Every triangle has three angles, and the sum of those angles is always 180 degrees. This is true whether the triangle is an equilateral, isosceles, scalene... Full Answer >
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What is the measure of each base angle of an isosceles triangle if its vertex angle measures 40 degrees and it? Best Answer: The sum of the angles or any triangle is always going to be 180° (and it doesn't matter what lengths the sides are). So if the vertex angle is 40°, then each base angle is 70°. (And of course the property of an isosceles triangle is that 2 sides are congruent, and the 2 base angles are equal. 180 = 40 + 2x x = (180 - 40) / 2 x = 70. Source(s):
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- Internal angles of any type of triangle sum up to 180°. In other words, we can say that a triangle has three angles and addition of angles equals to 180° or π / 2 radians. Let’s consider a triangle with vertices (edges) P, Q, and R. This triangle will be denoted as ∆PQR. Here p, q and r denote three angles of triangle.
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Types of Triangles The right triangle: The right triangle has one 90 degree angle and two acute (< 90 degree) angles. Since the sum of the angles of a triangle is always 180 degrees... The two sides of the triangle that are by the right angle are called the legs... and the side opposite of the right angle is called the hypotenuse.
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Circle Types of Triangles. Right triangle: Has one 90 degree angle. Equilateral triangle: All angles are the same (60 degrees) Isosceles triangle: Has two angles the same and two sides the same. Scalene triangle: Has all three angles and all three sides different. Obtuse triangle: Has one obtuse angle, greater than 90 degrees. The sum of all angles in a triangle is ___________ degrees.
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- In a right angle triangle, if one of the other two angles is 35 degrees, find the remaining angle. wikiHow Contributor. Take the 90, add it to 35. This gives you 125 degrees. Triangles can only ever add up to 180, thus take the difference of 125 and 180 (180-125).
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- A right angle has 90 degrees. The question is how many degrees does  a right triangle have? All triangles have a total of 180 degrees,  no matter how the degrees are split b … etween the angles.Remember: a  quadrilateral has 360 degrees, and a triangle, no matter what type,  is half of a quadrilateral.360 cut in half, or divided by two, is  180, no matter how you slice it!ll triangles have a total of 180 degrees,  no matter how the degrees are split b … etween the angles. Remember: a  quadrilateral has 360 degrees, and a triangle, no matter what type,  is half of a quadrilateral.
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- What you have now is two right triangles which, by the above contain 360 degrees in total. But if you look at the two right angles that add up to 180 degrees so the other angles, the angles of the original triangle, add up to 360 - 180 = 180 degrees. Penny.
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Solution of triangles The reason is that the value of sine for the angle of the triangle does not uniquely determine this angle. For example, if sin β = 0.5, the angle β can equal either 30° or 150°. Using the law of cosines avoids this problem: within the interval from 0° to 180° the cosine value unambiguously determines its angle.
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Trigonometry In this right triangle: sin A = a/c; cos A = b/c; tan A = a/b. If one angle of a triangle is 90 degrees and one of the other angles is known, the third is thereby fixed, because the three angles of any triangle add up to 180 degrees. The two acute angles therefore add up to 90 degrees: they are complementary angles.
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- This rectangle has four 90 degree angles adding up to 360 degrees. Since the triangles are congruent each triangle has half as many degrees, namely 180. So this is true for any right triangle. Suppose you triangle is not a right triangle. Draw a perpendicular from the vertex opposite the longest side, to the longest side. What you have now is two right triangles which, by the above contain 360 degrees in total. But if you look at the two right angles that add up to 180 degrees so the other angles, the angles of the original triangle, add up to 360 - 180 = 180 degrees.
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Right triangle A right triangle (American English) or right-angled triangle (British English) is a triangle in which one angle is a right angle (that is, a 90- degree angle). The relation between the sides and angles of a right triangle is the basis for trigonometry. The side opposite the right angle is called the hypotenuse (side c in the figure). The sides adjacent to the right angle are called legs (or catheti, singular: cathetus).
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- The first angle A is twice as large as the second, angle B. The third angle C is 20 degrees larger than B (as B must be the smallest angle). The internal angle sof a triangle …add to 180 degrees.  A + B + C = 180  A = 2B  C = B + 20  (2B) + B + (B + 20) = 180   4B + 20 = 180   4B = 160   B = 40o.
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How Many Degrees Does an Equilateral Triangle Have? A: The sum of the interior angles of an equilateral triangle equals 180 degrees. This stems from the fact that the combined interior angles of any given triangle always add up to this same amount, according to the Monterey Institute for Technology and Education.
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How to solve problems on the angles of isosceles triangles - Examples Two congruent angles at the base of the isosceles triangle have the angle measure of 75° each. Problem 3 In an isosceles triangle, one angle has the angle measure of 110°. Find two other angles of the triangle. Solution Note that the given angle is the obtuse angle, because it is greater than 90°.
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- This rectangle has four 90 degree angles adding up to 360 degrees. Since the triangles are congruent each triangle has half as many degrees, namely 180. So this is true for any right triangle. Suppose you triangle is not a right triangle. Draw a perpendicular from the vertex opposite the longest side, to the longest side.
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Three angles of a triangle always add up to how many degrees? All triangles have a total of 180 degrees. The internal angles of any triangle add up to 180 degrees. Therefore, a RIGHT triangle's angle's added together equal 180 degrees. The Right Angle = 90 degrees + the other 2 angles total 90 degrees, making the total number of degrees in a Right Angle Triangle = 180 degrees. All triangles have a total of 180 degrees.
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How Many Angles Are in a Triangle? How many angles are in a triangle? No matter what type of triangle is in question, there are always three angles in a triangle. The angle sizes vary on the type of triangle, but there are always three that add up to 180 degrees.