Which expression is equal to 48 + 72? 1.
24(2 + 3)

2.
8(6 + 12)

3.
3(14 + 24)

4.
2(24 + 38)

b is 38 degrees.

a is 52 degrees.

this is because if b is 38 and a is 14 degrees more than b than 38+14=52 and 52+38=90 degrees. hope this .

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step-by-step explanation:

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