Answer:
I think is B
because its the one that sounds good
Answer:
D: 7800
Can you give me brainliest :>
Step-by-step explanation:
Answer:
y=40
Step-by-step explanation:
AB = sqrt(10^2 - 4^2) = sqrt(100 - 16) = sqrt(84) = sqrt(4 x 21) = 2sqrt(21) = 2 radical 21.