Can you comment to me because it won’t allow me to send it on here it sends me a copy but you won’t be able to click on it
explain
Answer:
(
)^-1
Step-by-step explanation:
Keep your mom, you only have one. But anyway;
Use the Pythagorean Theorem: A^2 + B^2 = C^2
12^2 + 21^2 = C^2
144 + 441 = C^2
585 = C^2
square root of 585 = approximately 24.2