Evaluate the numerical expression below.
3(5+6)2-63

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?

#7. m is the midpoint of pq, the diameter of the circle o is 13in. and rm = 4in. find pm find pq

Urgent? will give brainliest to the first correct answer what is the area of the figure?