3 years ago

Explain why a + 2b = 110 in the triangle shown

Mathematics

1 answer:

Luda [366]3 years ago

3 0

Answer:

Step-by-step explanation:

According to the Triangle Angle-Sum Theorem, all the angles of a triangle have to add up to equal 180 degrees. For us, in our triangle:

a + 2b + 70 = 180 so

a + 2b = 180 -70 and

a + 2b = 110. That's why.

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Explain why a + 2b = 110 in the triangle shown​

Explain why a + 2b = 110 in the triangle shown