Question

In triangle ABC and DEF A°=E°=40°,AB:ED=AC:EF and F°=65° ,then B°= ?

Answer 1

Tnl ABC and DEF = angle 1 +angle 2+ angle 3
180° = 40° + 65° + x
180 ° = 105 +x
180°-105 ° = x
75° = x

x means B°
:. B° = 75

Answer 2

Answer:

75 is the answer mate........

Subhiksha here

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