Pls provide the complete question.
Answer:
Step-by-step explanation:
Angle pair 1 and 8
and
Angle pair 2 and 7
Answer:
60/25 is greater than 60/132
Answer:
GCF: 20
Step-by-step explanation:
The thing you want to do is factor both numbers down to their lowest primes.
40:2 * 2 * 2 * 5
60:2 * 2 * 5 * 3
Now underline what is in both sets of primes. I'll bold them. The number that is bolded comes from 2 * 2 * 5 which is 20
The highest common factor is 20
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Answer: Choice B 
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Work Shown:
Angle theta is between 0 and pi/2, so this angle is in quadrant Q1.
Square both sides of the given equation

Then use the pythagorean trig identity to get
