BigBrain212 BigBrain212

15-10-2020
Mathematics

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In the diagram below, m A = 59°, m B = 55° and m C = 78°. Find m D.

In the diagram below m A 59 m B 55 and m C 78 Find m D class=

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austinwhunter austinwhunter

15-10-2020

Answer:

D=36

Step-by-step explanation:

All angles of the triangle add up to 180. Subtract 180-59-55=66

Then the missing measurement is a vertical which means that E=66.

So then 180-78-66=36

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