Use a calculator called symbolab.com
Answer:
A
Step-by-step explanation:
Using the sine ratio in the right triangle
sin40° =
=
= 
Multiply both sides by 7, thus
AC = 7sin40° → A
Answer:
b/38,304
Step-by-step explanation:
when you multiple 252 times 157 you will get 38,304.
Step-by-step explanation:
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