The answer is D, 49.5
Step-by-step explanation:
2/3 times 75/1
the sum of all the angles in a triangle are equal to 180
so you can add the 3 given angles together to equal 180:
5y + 2y + 2y = 180
or since all three angles have the same letter, combine the 3 angles to equal 180:
9y = 180
d
step-by-step explanation: