The measures of the three of the interior angles of a quadrilateral are 60°, 110°, and 90°. What is the measure of the fourth an

Question

zloy xaker [14]

2 years ago

11

The measures of the three of the interior angles of a quadrilateral are 60°, 110°, and 90°. What is the measure of the fourth an

gle of this quadrilateral?
A 20°

B 40°

C 100°

D 180°

Mathematics

1 answer:

irina [24] · Answer 1 · 2022-05-07T23:06:15+03:00

irina [24]2 years ago

6 0

The answer is C. 100 because the total measure of a quadrilateral is 360. When you add up the 3 interior angle measures, it adds up to 260. Then you subtract 360-260 to get 100 as the fourth angle measure. Hope that this helped!