Question

Which statements are true for the image below? CHECK ALL THAT APPLY.

1.)m<b=m<c+33
2.)m<b=180-(m<d+128)
 3.)m<b=360-(m<d+128
 4.)m<d+m<b+128=360
5.)180=m<d+m<b+128
 6.)m<d=360-33
 7.)m<d=180-33
 8.)m<b=m<d+128

Answer 1

Here are the correct ones:

1.)m<b=m<c+33 

3.)m<b=360-(m<d+128

7.)m<d=180-33

Answer 2

1. TRUE
2. false - compare to 3.
3. TRUE - compare to 4.
4. TRUE - the sum of exernal angles of any convex polygon is 360°
5. false - compare to 4.
6. false - compare to 7.
7. TRUE - the angles are supplementary
8. false - compare to 4.

The true statements are 1, 3, 4, 7.