Powered by Illuminate Education. 20/21 3V CL7 Expressions and Equations MT
8. The length of a rectangular stage is 25.8 m. The width of the stage is x meters more
than the length of the stage. The area of the stage is 633.39 m2.
a. Write an equation that can be used to find x.
b. Solve your equation in part a. to find the value of x.
Hector builds a platform that covers 40% of the stage. The ratio of the length of the
platform to the length of the stage is 3:5.
c. What is the width of the platform rounded to the nearest tenth of a meter? Show
your work or explain how you know.

Ahome improvement store rents it’s delivery truck for $19 for the first 75 minutes and $4.75 for each additional 1/4 hour. if a customer rented the truck at 11: 10 am and returned the truck at 1: 40 pm the same day, what would his rental cost be?

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

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?