Question

the value of cos10° sin20°​

Answer 1

Answer:

cos 10 is .9848

cos 20 is .9397

Step-by-step explanation:

for more information check clark book (logarithms)

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Answer 2

Answer:

cos 10° sin 20°

= cos (90° - 80°) sin(90° - 70°)

= sin 80° cos 70°

hope it helps u...