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deff fn [24]
4 years ago
5

ΔABC is an equilateral triangle. m∠A = (3x - 12)°. Solve for x.

Mathematics
2 answers:
dangina [55]4 years ago
6 0
An equilateral triangle all 3 angles are equal and they adds up to 180

each one =60
3x-12=60
x=72/3
x=24

Lelu [443]4 years ago
6 0
60=x

the entire triangle equals 180

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