(Stats)A principal wants to determine if the students like the new healthy lunch choices...answer part A, B, and C

What is the measure of x? 43° 86° 172° 344°

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

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?