Respuesta :

Answer:

(angle 1+2) - (angle 2) = 54-28

Calculate 54-28.

Answer:

26 degrees

Step-by-step explanation:

The total angle ABD is equal to 54 degrees, and the measure of angle 2 which is in this total amount (54) is 28 degrees. To find the measure of angle 1, you must subtract 54 and 28, which is 26 degrees, the correct answer.