Find the area of the rectangle below simplify your answer if necessary

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?

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if

What is fraction that is equivalent to 3/8