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Mathematics, 05.05.2020 10:26 Shihhschool20

Find the measure of ∠C if

∠A =
5
2
x + 30
∠B =
7
2
x + 40
∠C =
9
2
x + 10
∠D =
5
2
x + 20

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Find the measure of ∠C if

∠A =
5
2
x + 30
∠B =
7
...

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