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20-05-2020
Mathematics

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What are the values of a and b in the figure?

What are the values of a and b in the figure class=

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20-05-2020

Answer:

a = 76°

b = 124°

Step-by-step explanation:

Since the lines are parallel, we can prove that the smaller triangle's missing angle (shares a line with ∠b) is 56°.

180-56=124°

∠b=124°

Now to find Angle A:

180-56-48=

124-48=

76°

∠a=76°

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