floridarose15 floridarose15
  • 16-04-2021
  • Mathematics
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Which is equal to cos47°?

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UrGurlLea
UrGurlLea UrGurlLea
  • 16-04-2021

Which of these is equal to cos 47°?

a. cos 43°

b. sin 43°

c. tan 43°

d. cos 133°

B.....

cos (47°)= sin (90°-47°)=sin (43°) [complementary angles]

Answer B

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