In the given figure, L || M and T is a transversal. If angle 1 and angle 2 are in the ratio 5 : 7 , find the measure of each of the angles 1, 2, 3 and 8
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In the given figure, L || M and T is a transversal. If angle 1 and angle 2 are in the ratio 5 : 7 , find the measure of each of the angles 1, 2, 3 and 8
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Step-by-step explanation:
Let the angle be x.
Then, angles will be 5x and 7x.
5x+7x = 180° (Linear pair)
12x = 180°
x= 15°
5x= 5×15=75°
7x= 7×15=105
75°+105°=180°
Angle 1= 75°
Angle 2=105°
Angle 3=75° (Vertically opposite angle)
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