- A100
- B220
- C120
- D110
Step-by-Step Solution
Angles of a quadrilateral sum to 360°. So angle D = 360 - (80 + 100 + 70) = 360 - 250 = 110°.
Answer: D) 110
In quadrilateral ABCD, angle A = 80°, angle B = 100° and angle C = 70°.
While constructing, Sanjay needs angle D.
What is the measure of angle D?
Class 8Constructing QuadrilateralsGeometry
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