4 years ago

In DEF, sin D = 24/25. What is cos E?

Mathematics

1 answer:

erica [24]4 years ago

3 0

Answer:

Option B. 24/25

Step-by-step explanation:

we know that

In the right triangle DEF

∠D+∠E=90° -----> by complementary angles

sin(D)=cos(E)

we have

sin(D)=24/25

therefore

cos(E)=24/25

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