In parallelogram ABCD, the measure of angle A = 3x and the measure of angle B = x + 10.

Mathematics

2 answers:

densk [106]3 years ago

6 0

Answer: 42.5

Step-by-step explanation:

Law Incorporation [45]3 years ago

5 0

Answer:

52.5, it’s asking for measure d not x, measure d is equal to measure b

Step-by-step explanation:

a=3x, b=x+10,

3x+x+10=180

4x=170

x=42.5

b/d=42.5+10

b/d=52.5

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