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22-05-2021
Mathematics

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Find each marked side or angle and show the step by step

Find each marked side or angle and show the step by step class=

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22-05-2021

Answer:

a. sind=8/15

d=sin¹(8/15)

d=32.2°

b. tan70=3.8/y

ytan70=3.8

y=3.8/tan70

y=1.38cm

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