Log in Sign up for FREE

Triangle angle Sum and Exterior angle Theorems with Algebra

Last updated over 1 year ago

12 questions

Answer from I to 12.  Wait for instructions on problems 13-26

1 point

1

Question 1

1.

1 point

1

Question 2

2.

1 point

1

Question 3

3.

1 point

1

Question 4

4.

x is exterior and is 180-21-34

x is exterior and is 21+34=55

x is interior and it is 180-21-34

x is 180

1 point

1

Question 5

5.

1 point

1

Question 6

6.

Which 2 equations are correct to solve for x?

2x=94

2x+60=94

2x+60+86=180

x=180

1 point

1

Question 7

7.

1 point

1

Question 8

8.

1 point

1

Question 9

9.

what is the correct equation?

2x+5=90

3x+3=90   so x is 29

x+3=90   so x is 87

1 point

1

Question 10

10.

1 point

1

Question 11

11.

1 point

1

Question 12

12.

Which one is the right equation and solution

6x+62=180  x is 19.7

6x+18=180   x is 23

5x+62=180  x is 23.6