Joan has red and pink hibiscus in groups of 9. she has x groups of red hibiscus and y groups of pink hibiscus. which expression shows the total number of hibiscus that joan has? (1 point) 9x + y x + 9y 9x + 9y x over 9 + y over 9

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.

What is the area of the shaded sector?

Roderick wants to draw a circle for which the numerical value of the circumference is greater than the value of the area.which lengths could he use for the radius? check all that apply