Answer:
the answer is 3
Step-by-step explanation:
SOH,CAH, TOA so it would be TANGENT since it would be Opposite over Adjacent. Tan(15) = 9/a put Tan(15) onto your calculator it would be .267949 round that to .27 = 9/a cross multiply
a = 33.588. C is the correct answer.
Answer:
The yellow polygon is the scaled version of the red one (scaled by 3×), so the variable w = 9