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Find the measure of c in each figure below using the side lengths given

Find The Measure Of C In Each Figure Below Using The Side Lengths Given class=

Sagot :

Answer:

Step-by-step explanation:

take angle C as reference angle

using cos rule

cos C=adjacent/hypotenuse

cos C=21/75

cos C=0.28

C=[tex]cos^{-1}[/tex]0.28

C=73.7 degree