Question

Triangle QRS is a right triangle.

What is the lenghts of RS.
0 10
0 7.1
05.3
0 14

Answer 1

5.3

Explanation:

a² + b² =² c² the Pythagorean theorem

RQ² + RS² = QS² Solve RS

6² + RS² = 8²

RS² = 64 -36

RS² = 28

RS = √28 28 is slightly > 25 and since √25 =5

RS = 5.3 actually 5.2915 to a few more significant digits