The perimeter of a rectangle is 90 cm. What is the length of the rectangle if the width is 10 cm?

30 cm

35 cm

40 cm

45 cm

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Elizabeth claims that the fourth root of 2 can be expressed as 2^m since (2^m)^n = 2. find the values of m and n for the case where elizabeth's claim is true.

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x