Sarthaks Test
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If below fig, ∠AOF and ∠FOG form a linear pair.

∠EOB = ∠FOC = 90° and ∠DOC = ∠FOG = ∠AOB = 30° 

(i) Find the measures of ∠FOE, ∠COB and ∠DOE. 

(ii) Name all the right angles. 

(iii) Name three pairs of adjacent complementary angles. 

(iv) Name three pairs of adjacent supplementary angles. 

(v) Name three pairs of adjacent angles.

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Best answer

∠AOB + ∠BOC + ∠COD + ∠DOE + ∠EOF = 150o

Now, also we have

(ii) Right angles are

(iii) Three pairs of adjacent complementary angles are

(iv) Three pairs of adjacent supplementary angles are

(v) Three pairs of adjacent angles 

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