6.1k views
4 votes
The sine of the complimentary angle of 28° a. -0.86 c. -0.74 b. 0.88 d. 0.76

User Havarc
by
7.8k points

1 Answer

7 votes
Step One
Find the complimentary angle of 28o Compliments add to 90o.

28 + c = 90
c = 90 - 28
c = 62o

Step two
Find the sin of 62o

sin(62) = 0.8829

So the answer is B

Another way to do it is to take the cos of 28
Cos(28) = 0.8829 which is still B.
User Forresto
by
7.8k points

Related questions

asked Aug 2, 2018 21.5k views
Quis asked Aug 2, 2018
by Quis
7.8k points
2 answers
2 votes
21.5k views
2 answers
1 vote
188k views
asked Dec 19, 2019 64.1k views
Weiznich asked Dec 19, 2019
by Weiznich
8.8k points
2 answers
0 votes
64.1k views
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.