Leon is building a square picture frame. The side of the frame is 345 millimeters long. If a meter of wood costs 7$, how much will the wood he needs cost?

What are the sotions to the quadratic equation 9x^2=4

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?