Rewrite 10x + 7x - 5 (3x) − ( - 3y)

Which property is illustrated by the statement given below? raj raj.

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

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?