zeinab60 zeinab60
  • 12-08-2021
  • Mathematics
contestada

Answer ASAP please!

Which of the following statements is correct?

A :sin 42° = cos 52°
B:sin 90° = cos 90°
C:cos 30°= sin 70%
D:sin 80º = cos 10°
E:cos 60°= cos 30

Respuesta :

daisy29847
daisy29847 daisy29847
  • 12-08-2021

Answer:

D

Step-by-step explanation:

A. Sin 42=0.669

Cos=52=0.617

B. Sin 90=1

cos 90=0

C. cos30=0.866

sin 70=0.940

D. sin80=0.985

cos 10=0.985

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