Challenge How many flowers, spaced every 6 in., are needed to surround a circular garden with a 175-ft radius? Use 3.14 for I.
flowers are needed to surround the circular garden.

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?

What is x and y intercepts for y=x+7

Find the solution of each of the following.