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MakcuM [25]
3 years ago
15

What is the measure of angle B if angle BCD is 100

Mathematics
1 answer:
JulijaS [17]3 years ago
8 0

The triangle is isosceles so the angle measurements of angle A and C is 80 degrees. So:

180 - (80 + 80)= 20

Answer: 20 degrees

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