1.

If the exterior angles of a triangle are (2x + 10)°, (3x − 5)° and (2x + 40)°, then x =(a) 25(b) 35(c) 45(d) 55

Answer» If the exterior angles of a triangle are (2x + 10)°, (3x − 5)° and (2x + 40)°, then x =

(a) 25

(b) 35

(c) 45

(d) 55


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