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valentinak56 [21]
3 years ago
14

Given that Sine theta = StartFraction 21 Over 29 EndFraction, what is the value of cosine theta, for 0 degrees less-than theta l

ess-than 90 degrees?
Mathematics
2 answers:
Triss [41]3 years ago
6 0

Answer:

C. 20/29

e2020

den301095 [7]3 years ago
3 0

Answer:

Step-by-step explanation:

We can use the identity:

sin^{2}A + cos^{2}A=  1

sinA = \frac{21}{29}

Solving we get,

cosA = 20/29

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