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What is the measure of ZABD?
510
B
A
h

What is the measure of ZABD? 510 B A h-example-1

1 Answer

6 votes

Answer:

39°

Explanation:

Angle ABD and angle CBD are complementary angles which means they complete each other to 90°

so if CBD is 51 then ABD is 90 - 51 = 39°

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