1 In AABC, A-B= 24º and B-C=30°. Find
angle A
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A+B+C=180 equation 1
A
From given data,
We can write
A=24+B and C=B-30
Substitute in equation 1
We get
3B=186
B=62
Then A=86
A
From given data,
We can write
A=24+B and C=B-30
Substitute in equation 1
We get
3B=186
B=62
Then A=86
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