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Open Up - Grade 7 - Mathematics - Unit 7 - Lesson 3

Last updated 9 months ago
14 questions
1

Two lines intersect. Find the value of b and c.

1
1

In this figure, angles R and S are complementary. Find the measure of angle S.

1

If two angles are both vertical and supplementary, can we determine the angles?

1

If two angles are both vertical and supplementary, is it possible to be both vertical and complementary?

1

If two angles are both vertical and supplementary, is it possible to be both vertical and complementary?

1

If two angles are both vertical and supplementary,If questions 5 and 6 are true , can you determine the angles?(answer NO if either question 5 or 6 are not possible)

1

Factor each expression.
15a - 13a

1

Factor each expression.
-6x-18y

1

Factor each expression.
36abc+54ad

1

The directors of a dance show expect many students to participate but don’t yet know how many students will come. The directors need 7 students to work on the technical crew. The rest of the students work on dance routines in groups of 9. For the show to work, they need at least 6 full groups working on dance routines.

Write and solve an inequality to represent this situation.(Short Answer)

graph the solution on a number line.(show your work)

1

The directors of a dance show expect many students to participate but don’t yet know how many students will come. The directors need 7 students to work on the technical crew. The rest of the students work on dance routines in groups of 9. For the show to work, they need at least 6 full groups working on dance routines.

Write and solve an inequality to represent this situation.(Short Answer)

graph the solution on a number line.(show your work)

1

The directors of a dance show expect many students to participate but don’t yet know how many students will come. The directors need 7 students to work on the technical crew. The rest of the students work on dance routines in groups of 9. For the show to work, they need at least 6 full groups working on dance routines.

Write a sentence to the directors about the number of students they need.

1

A small dog gets fed \frac{3}{4} cup of dog food twice a day. Using d for the number of days and f for the amount of food in cups, write an equation relating the variables.

Use the equation to find how many days a large bag of dog food will last if it contains 210 cups of food.(please answer in f = form)

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