Consider parallelogram ABCD with diagonals that intersect at E. What value of x proves that the parallelogram is a rectangle if ED=7x+21 and AC=154? a. 7
b. 8
c. 14
d. 19

If 25% of y is 30, what is 60% of y?

Daryl factors the polynomial p(x)=x3+x2−26x+24 to rewrite it as p(x)=(x+6)(x−4)(x−1). which equations must be true? there may be more than one correct answer. select all correct answers. p(1)=0 p(−4)=0 p(−1)=0 p(6)=0 p(4)=0 p(−6)=0

Which best describes the construction of a triangle if given the segment lengths of 2 cm, 3 cm, and 5 cm? a) unique triangle b) cannot be determined c) triangle not possible d) more than one triangle