Answer:
67 degrees
Step-by-step explanation:
in parallelograms, the diagonally opposite corner is most always the same degree.
4³/₄ × 1¹/₂
¹⁹/₄ × ³/₂
⁵⁷/₈
7¹/₈
<span>commutative property of addition
answer is
</span><span>A. 12 + 6 + 15 = 12 + 15 + 6</span>
