Question

Find a third number so that three numbers form a right triangle

13 ,85​

Answer 1

Let perpendicular = x and base = 13
So, P² = H² - B²
Or, x² = 85² - 13²
Or, x² = 7225 - 169
Or, x² = 7056
i.e x = = 84
Hence, the third number to make it right triangle = 84 Answer

Answer 2

84

Explanation:

I just use an online calculator.-

www.calculator.net/triangle-calculator