Fabric costs $5.15 per yard. the drama department needs 18 yards of fabric for their new play. about how much should they expect to pay ?

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

Aramp rises 4 feet over a distance of 10 feet. what is the length of the ramp?

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.