Please help If triangle ABC is dialted by a scale factor of 2 and the origin as it's center, what would be the coordinates of A'?

A.(4,2)
B.(9,9)
C.(6,6)

Which shows one way to determine the factors of  x3  +  5x2  –  6x  –  30 by grouping? x(x2  –  5)  +  6(x2  –  5)x(x2  +  5)  –  6(x2  +  5)x2(x  –  5)  +  6(x  –  5)x2(x  +  5)  –  6(x  +  5)

In parallelogram abcd the ratio of ab to bcis 5: 3. if the perimeter of abcd is 32 find ab

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2