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1 vote
Help me find D please

Help me find D please-example-1
User KSletmoe
by
5.4k points

1 Answer

2 votes

Answer:

21 deg

Explanation:

3x + 5x - 2 + 18x = 180 deg (sum angles of triangle)

26x = 182 deg

x = 7 deg

angle D = 3x = 3 x 7 = 21 deg

User DylanH
by
4.4k points