![]() ![]() This formula will help you find the length of either a, b or c, if you are given the lengths of the other two. Tell Sam the strut QS will be 240 cm, and the sides will be 144 cm and 216 cm. Use the Leg Rule again to find p (leg QR): p 2 260 × 180 46800. Now use the Leg Rule to find r (leg QP): r 2 260 × 80 20800. is equal to the sum of the areas of the squares on the other two sides (legs). ![]() The sides, a and b, of a right triangle are called the legs, and the side that is opposite to the right (90 degree) angle, c, is called the hypotenuse. The length RP RO + OP 180 cm + 80 cm 260 cm. Trigonometric functions of an acute angle defined in a right triangle. This formula is for right triangles only! Just scroll down or click on what you want and I'll scroll down for you! ![]() Definitions and formulas for the area of a triangle, the sum of the angles of a triangle, the Pythagorean theorem, Pythagorean triples and special triangles (the 30-60-90 triangle and the 45-45-90 triangle) ![]()
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