Question

in the adjoining figure AB and AC are opposite rays. if a-3b=20°,find a and b​

Answer 1

$❥\huge\underline\mathfrak\purple{answer}$.

➪ it is given that

a+b=180........(1)

and

a-3b=20

subtracting both equations

a+b-a+3b=180-20

4b=160

b=40

put in (1)

a=140

$❥\huge\underline\mathfrak\purple{Itz janvi}$.

Answer 2

$\huge\star\underline\mathfrak\red{Answer:-}$

➪ it is given that

a+b=180........(1)

and

a-3b=20

subtracting both equations

a+b-a+3b=180-20

4b=160

b=40

put in (1)

a=140

$❥\huge\underline\mathfrak\purple{Itz \: Dawood}$.

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