irfan9814385953 irfan9814385953

02-05-2021
Mathematics

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without using calculator or table find the value of sin 15°

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nishanup6 nishanup6

02-05-2021

Answer:

.25881

Step-by-step explanation:

sin15

=sin(45-30)

=sin45.cos30-cos45.sin30

=(0.707×0.86)-(0.707×0.5)

=(0.6082)-(0.3535)

=0.25

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