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22-05-2021
Mathematics

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Find each marked side or angle show the step by step

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

Respuesta :

bhadelsimron19 bhadelsimron19

22-05-2021

Answer:

taking b as reference angle

using cos rule

cos b=b/h

cos b=1.3/2.8

cos b=0.46

cos 62 =0.46

Step-by-step explanation:

therefore the value of b is 62 degree

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