Olivia is making scarves. Each scarf will have 7 rectangles, and 5 7 of the rectangles will be purple. How many purple rectangles does she need for 2 scarves?

Solve the system of equations. y= 2x y= x^2 - 15

Brainliest ! which of the coordinates are not of th vertices of the feasible region for the system of inequalities y≤4,,x≤5,x+y> 6 a(2,4) b(0,6) c(5,4) d(5,1)

Are triangles the congruent? write the congruency statement. what is the congruency that proves they are congruent? what is the perimeter of ∆pqr?