superspider01234 superspider01234

30-10-2019
Mathematics

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What is the measure of angle B in degrees?

_________.

What is the measure of angle B in degrees class=

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musiclover10045 musiclover10045

30-10-2019

An outside angle is the sum of the two opposite inside angles.

The outside angle given as 112 is the sum of A + 51, so A = 61

A and B are supplementary, so they need to sum to 180.

B = 180 - 61

B = 119

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