Question

Sarla made a drawing of a geometric figure for a fabric print. The figure was a quadrilateral with a pair of angles measuring 40° each. If the figure she drew is a concave polygon, which of these could be the measures of the other two angles?
Answer
160°, 120°
170°, 60°
210°, 80°
230°, 50°

Answer 1

A Concave polygon is one which has one or more interior angles greater than 180°
and total sum of the angles is 180 degrees

Answer 2

Total sum is 360 degrees
Try now!!

Answer 3

210, 80...?

Answer 4

check if all angles sum to 360

Answer 5

Oh, I get it thank you!

Answer 6

Good:D what's the answer?

Answer 7

230°, 50°

Answer 8

good:D

Answer 9

Would you mind helping with another question. I'm pretty sure it has to do with ratios.

Answer 10

ok

Answer 11

http://openstudy.com/study#/updates/4fbe5754e4b0c25bf8fc7fe0