Find the center and radius given the equation of a circle:
(x + 2)2 + (y - 4)2 = 81

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

Secant be and cf intersect at point d inside a what is the measure of cde