Question

NEED HELP ASAP!!

Use Pythagorean Theorem to solve. Round to the nearest tenth
20 cm
21 cm
Your answer

Answer 1

`\boxed{x = 29}`

Explanation:

`{x}^(2) = {21}^(2) + {20}^(2) \\ {x}^(2) = 841 \\ x = √(841) \\ x = 29`

Answer 2

20²+21² = x²

841= x²

x= 29

nearest tenth = 30