Modeling with Quadratic Equations

Question 1

To the nearest foot, what is the width of the arch 8 ft above the water? ft

Revolt · Accepted Answer

15

Question 2

ABCD y-coordinate of the vertex of the function

Revolt · Accepted Answer

B

Question 3

The main cable attaches to the left bridge support at a height of ft.

Revolt · Accepted Answer

26.25

Question 4

Choose the quadratic model for the situation.

Revolt · Accepted Answer

mc001-3.jpg

Question 5

Find the length and width of the greatest rectangular area that the farmer can enclose with 100 m of fencing.

Revolt · Accepted Answer

The length is m and the width is m.: 25

Question 6

The length is [___] m and the width is [___] m.

Revolt · Accepted Answer

25; Selection 1: 25; Selection 2: 25

Question 7

ABCD an x-intercept of the function

Revolt · Accepted Answer

C

Question 8

The main cable attaches to the right bridge support at the same height as it attaches to the left bridge support. What is the distance between the supports? ft

Revolt · Accepted Answer

180

Question 9

Find the length and width of the greatest rectangular area that the farmer can enclose with 100 m of fencing. The length is m and the width is m.

Revolt · Accepted Answer

Selection 1: 25; Selection 2: 25

Question 10

ABCD a y-intercept of the function

Revolt · Accepted Answer

A

Modeling with Quadratic Equations Answers

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