In circle a, cd = 25 cm and kl = 25 cm. if m = 110° and m = (2x − 10)°, what is the value of x?

1. are the triangles similar and if so why? what is the value of x? show your work.

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

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?