Mrs acosta divided her children's playroom into three sections as shown on the model below what is the area in square feet of the free play section of the children's playroom

How do you find the area of this triangle.

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

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?