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Q.18 Find fourth angle of a quadrilateral. If the three angle of quadrilateral are 100',50 and 50 respectively,​

Answer»

Answer:

160

Step-by-step explanation:

FIRST angle = 100

secomd angle =50

third angle =50

fourth angle= x

angle SUM property of QUADRILATERAL =

angle(1 +2 + 3 + 4) = 360

100 + 50 + 50 + x =360

200 + x = 360

x = 160



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