gandalf400 gandalf400

19-01-2021
Mathematics

contestada

Four angles of a pentagon measures 123, 64, 171 and 77. Find the measure of the fifth angle.

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fakemail2020 fakemail2020

19-01-2021

Answer:

69

Step-by-step explanation:

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babyyilah96 babyyilah96

20-01-2021

105°

a pentagon is 540°
123+64+171+77= 435°
540-435=105°

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