tiqahalias217 tiqahalias217

13-06-2021
Mathematics

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

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

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Luv2Teach Luv2Teach

13-06-2021

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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