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Find the value of a and b

Find the value of a and b-example-1
User Joe Morris
by
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1 Answer

8 votes

Answer:

a = 60

b = 60

Explanation:

We know that BC is 90°, because of the square thingy.

YB is 30°.

Now we do 180 - 30 - 90 = 60 (180 is the straight angle)

60 = b

Then a is the same.

User Amir Eldor
by
8.2k points

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