Is this a parallelogram

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?

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?