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Find the value of the the missing angle in grades in each of the following figures.​

Find the value of the the missing angle in grades in each of the following figures-example-1
User Frab
by
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1 Answer

7 votes

Answer:

40°

Explanation:

Angle on a straight line = 180°

Given Angles :

60°g and 80°g

Let the unknown angle be x


x + 60 + 80 = 180 \\ x + 140 = 180 \\ x = 180 - 140 \\ x= 40

User Mark Burgoyne
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