Which set of numbers may represent the lengths of the sides of a triangle?

A.
5, 7, 9
C.
8, 5, 3
B.
1, 3, 4

D.
4, 4, 9

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet

1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given

What are the coordinates of the image of p for a dilation with center (0, 0) and scale factor 2