How do I regroup the addends for associative property
(5 + 6) + (4 + 7) + 3

Find the value of x for which abcd must be a parallelogram -9-6x x-30

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?