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The angle θ1 is located in quadrant 2, and sin(θ1) = 1/4. what is the value of cos(θ1)?

The angle θ1 is located in quadrant 2, and sin(θ1) = 1/4. what is the value of cos(θ1)?
asked 93.2k views
1 vote
The angle θ1 is located in quadrant 2, and sin(θ1) = 1/4. what is the value of cos(θ1)?

asked
User SShebly
by
7.7k points

2 Answers

2 votes

Answer:

-
√(15) /4

Explanation:

answered
User Ben Russell
by
7.7k points
4 votes

Answer:


-(√(15))/(4)

Explanation:

on quadrant 2


cos(\theta_1)=-\sqrt{1-\sin^2{\theta_1}}

answered
User Henri
by
9.0k points
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