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16-10-2020
Mathematics

contestada

Pentagon ABCDE has the following angle measures:

∠A = 121∠B = 108∠C = 102∠D = 100∠E = x
What is the measure of ∠E ?

Respuesta :

16-10-2020

Answer: ∠E = 109°

Step-by-step explanation:

The interior angles of a pentagon add up to 540°:

540 - 121 - 108 - 102 - 100 = 109

∠E = 109°

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