Answer:
512
Step-by-step explanation:
Answer:
x=3 y=4
Step-by-step explanation:
8x+9y=60 + 2x-9y=-30
10x=30
x=3
y=4
A rectangle has congruent diagonals because if you draw them out, the parallelogram has one diagonal that is long and one that is short
trapezoids dont necessarily have congruent diagonals
rectangles have to have congruent diagonals
The answer: If two pairs of corresponding angles in a pair of triangles are congruent, then the triangles are similar. We know this because if two angle pairs are the same, then the third pair must also be equal. When the three angle pairs are all equal, the three pairs of sides must also be in proportion.