Question

Find cos(a) in the triangle.

Choose 1 answer:
21
А. 21/29
B. 20/29
C. 20/21
D. 21/20

Answer 1

`{\huge{\boxed{\mathcal{\green{ANSWER}}}}} \\ cos( \alpha ) = base / hypotenuse \\ \\ base \: = \: 21 \\ \\ hypotenuse = 29 \\ \\ cos( \alpha ) = 21 / 29 \\ \\ {\huge{\boxed{\mathfrak{\red{hope \: it \: helps \: }}}}}`