Question

Please help asap. thanks

Answer 1

Answer:

4$\sqrt{2}$

Step-by-step explanation:

use pythagoeron theorem

9^2-7^2=x^2

x^2=32

x=4$\sqrt{2}$

Answer 2

7^2+x^2 = 9^2
49+x^2=81
x^2=81-49
x^2=32
x=square root of 32