Question

In a given trapezium ABCD, AB || CD. If C = 90° and D = 100°, then find the measure of

DAB and CBA​

Answer 1

Answer:

since AB||CD

Angle D + Angle DAB = 180° (corresponding angles)

so, angle DAB is 80°

similarly, angle C + angle CBA = 180°

so, angle CBA is 90°

Answer 2

Answer:

90⁰

Step-by-step explanation:

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