Respuesta :
Answer:
11 inches
Step-by-step explanation:
hypotenuse² = leg₁² + leg₂²
=10² + (√21)²
= 100 + 21
= 121
Hypotenuse = √ 121 = √11*11 = 11 inches
Answer:
10^2+√21^2= 100+21= 121
square root of 121= 11
Answer is 11 inches
Step-by-step explanation: