Mathematics, 06.02.2021 14:00, awesomegrill

An isosceles triangle has base angles that each measure 69o. Which equation can be used to find x, the measure of the third angle? a
138 + x = 180
b
69 + x = 180
c
138 + 2x = 180
d
2x + 69 = 180

Answers: 2

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An isosceles triangle has base angles that each measure 69o. Which equation can be used to find x, t...