Question

Look at the photo frame.

A four sided figure ABCD which looks like a rectangle is shown. The length of the diagonal BD is 23 centimeters. The length DC is 21 centimeters and the width BC is 13 centimeters.

Which statement is true about the photo frame?

A. It is rectangular because the diagonal is less than the sum of 21 and 13.
B. It is not rectangular because diagonal DB bisects angle ADC and angle ABC.
C. It is not rectangular because the sum of 13 squared and 21 squared is not equal to 23 squared.
D. It is rectangular because side DC meets side BC at 90 degrees.

Answer 1

http://learn.flvs.net/webdav/assessment_images/educator_geometry_v14/pool_Geom_3641_0408_03/image0034e2d7bd8.jpg

Answer 2

c is the answer

Answer 3

thank you a ton