Given that D, E, and F are the midpoints of their respective sides, which of the following is a true statement?

Which of the following lines is not parallel to the graph of y = 4x +7?

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?

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c