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Open Up - Grade 7 - Mathematics - Unit 7 - Lesson 5

Last updated 11 months ago

9 questions

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Question 1

1.

Segments AB, DC, and EC intersect at point C. Angle DCE measures 148o. Find the value of x.

Question 2

2.

Line l is perpendicular to line m. Find the value of x.

Question 3

3.

Line l is perpendicular to line m. Find the value of w.

Question 4

4.

If you knew that two angles were complementary and were given the measure of one of those angles,

would you be able to find the measure of the other angle?

Yes, you can find the measure of the other angle.

No, you cannot find the measure of the other angle.

Question 5

5.

For each inequality, decide whether the solution is represented by x < 4.5 or x > 4.5.

-24 > -6(x - 0.5)
-8x + 6 > -30
-2(x + 3.2) < -15.4

x > 4.5
x < 4.5

Question 6

6.

A runner ran \frac{2}{3} of a 5 kilometer race in 21 minutes. They ran the entire race at a constant speed.

How long did it take to run the entire race?

Question 7

7.

A runner ran \frac{2}{3} of a 5 kilometer race in 21 minutes. They ran the entire race at a constant speed.

How many minutes did it take to run 1 kilometer?

Question 8

8.

Jada, Elena, and Lin walked a total of 37 miles last week. Jada walked 4 more miles than Elena, and Lin walked 2 more miles than Jada. The diagram represents this situation:
Find the number of miles that they each walked.

Question 9

9.

Select all the expressions that are equivalent to -36x + 54y - 90.

-9(4x - 6y - 10)

-8(2x - 3y + 5)

-6(6x + 9y - 15)

18(-2x + 3y - 5)

-2(18x - 27y + 45)

2(-18x + 54y - 90)

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