Generally, tremor is caused by a problem in the deep parts of the brain that control movements. Most types of tremor have no known cause, although there are some forms that appear to be inherited and run in families.
PROPERTIES OF EQUILATERAL TRIANGLE. 1. All three sides and three angles are equal. 2. The three angles are 60 degrees each. 3. The angle bisectors, the medians and the perpendicular bisectors of the three sides coincide. It is also the centroid. 4. The incenter and the circumcenter coincide and are within the triangle. 5.
Lancashire Mathematics Team equilateral triangle All three sides of an equilateral triangle are the same length and all the angles are equal at 60Â°. isosceles triangle An isosceles triangle has two equal sides and two angles that are equal. square A square is a special type of rectangle.ancashire Mathematics Team equilateral triangle All three sides of an equilateral triangle are the same length and all the angles are equal at 60Â°. isosceles triangle An isosceles triangle has two equal sides and two angles that are equal. square A square is a special type of rectangle.