Question

In the adjoining figure, ABCD is a trapezium in which AB||DC. If angle A =55° and angle B = 70° , find angle C and angle D.​

Answer 1

^A=110°

^D=125°

Step-by-step explanation:

^B+^D=180°. (the sum of angles on same side}

70+^D=180°

^D=180-70

^D=110°

^A+^C=180. {""""}

^A+55=180

^A=180-55

^A=125°