Triangle The acronym "SOH-CAH-TOA" is a useful mnemonic for these ratios. The inverse trigonometric functions can be used to calculate the internal angles for a right angled triangle with the length of any two sides. Arcsin can be used to calculate an angle from the length of the opposite side and the length of the hypotenuse. Arccos can be used to calculate an angle from the length of the adjacent side and the length of the hypotenuse. Arctan can be used to calculate an angle from the length of the opposite side and the length of the adjacent side. In introductory
My God-Given Right ending track of the regular album and the longest of all editions; it tells the story of a nuclear bomb that is the only survivor of a war. Deris explained: "My God Given Right" received mixed to positive reviews by critics upon release. Writing for All About The Rock, Tim Jones said "If you like your metal to still sound like it did in the 80s and early 90s, you'll probably love this, but if you've never listened to Helloween before there are better places to start." Jason Z., from Skulls N Bones, criticized most of the album tracks, concluding