Question

CAN SOMEONE PLEASEEEE ANSERR THISSSSSSSS THANK YOU SO VERY MUCH

Answer 1

Use Pythagorean theorem.

Let x be the side we are looking to determine:

`x = √(20^2-8^2)=√(336)\approx 18.3`

the missing measure is approximately 18.3 units

Answer 2

Pyth. theorem

`\sqrt{20 { }^(2) - 8 {}^(2) }`

=18.33
=18.3 (corr. to the nearest tenth)