Somebody help pls help \: pls ​

Question

Somebody help pls


`help \: pls`
​

Answer 1

As it is a right angle triangle, you can find a by Pythagoras Theorem.

`{a}^(2) + {51}^(2) = {60}^(2) \\ a = \sqrt{( {60}^(2) - {51}^(2) )} \\ a = 31.63 \: yd`