Answer:
Step-by-step explanation:
Sin 21 = 
Sin 21 = 
0.3583 = 
0.3583*15 = BC
BC = 5.3745 = 5.37 m
Tan ∅ = 
Tan ∅ = 
∅ = tan⁻¹ (0.7448) = 36.67 = 36.7
45 degrees is the answer to your problem
Answer:
these nuts because xyz means examin your zipper so therefore these nuts need to be zipped up
Answer:
the study in which observations are made, experiments are done and logical conclusions are drawn in order to understand the principles of nature.