angle POR and angle QOR form a linear pair. if a-b=80, find the value of a and b
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Answered by
518
a - b = 80
a + b = 180
a = 80 + b
putting 80 + b in place of a
80 + b + b = 180
80 + 2b =180
2b = 180 - 80
2b = 100
b = 50
Answered by
72
Step-by-step explanation:
A-B=80
A+B=180 (linear pair)
2A=260
A=260/2=130
A+B=180
130+B=180
B=180-30
B=50
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