sarah12310
sarah12310
29-03-2018
Mathematics
contestada
What is the angle for a and b
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musiclover10045
musiclover10045
29-03-2018
angle A and B would be identical
a triangle is 180 degrees
180 - 40 = 140
140 /2 = 70
angle a and b are 70 degrees
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Аноним
Аноним
29-03-2018
It is an isosceles triangle, so
∠a = ∠b
180 - 40 = 140
140 ÷ 2 = 70°
∠a = 70°
∠b = 70°
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Answer: ∠A = 70° , ∠B = 70°
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