Question

Which formula would be used to find the measure of angle 1?


1/2(a° + b°).

1/2(a° – c°).

1/2(b° + c°).

1/2(a° – b°).

-Answer-
D. 1/2(a° – b°).

Answer 1

Answer:  

1/2(a° + b°).

1/2(a° – c°).

1/2(b° + c°).

1/2(a° – b°).

-Answer-

D. 1/2(a° – b°).

 

Step-by-step explanation:

Answer 2

Answer:1/2 (a - b)

Step-by-step explanation: