Open Up - Grade 7 - Mathematics - Unit 7 - Lesson 12
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Last updated 9 months ago
6 questions
1
For each prism, shade one of its bases.
For each prism, shade one of its bases.
1
The volume of both of these trapezoidal prisms is 24 cubic units. Their heights are 6 and 8 units, as labeled.
The volume of both of these trapezoidal prisms is 24 cubic units. Their heights are 6 and 8 units, as labeled.
What is the area of a trapezoidal base of each prism?
1
Two angles are complementary. One has a measure of 19 degrees.
What is the measure of the other?
Two angles are complementary. One has a measure of 19 degrees.
What is the measure of the other?
1
Two angles are supplementary. One has a measure that is twice as large as the other.
Find the two angle measures.
Two angles are supplementary. One has a measure that is twice as large as the other.
Find the two angle measures.
1
Match each expression in the first list with an equivalent expression from the second list.
Match each expression in the first list with an equivalent expression from the second list.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
24x+36 | arrow_right_alt | 6x+17 |
6x+3+4x+5 | arrow_right_alt | 2(5x+4) |
8x-5+4-9 | arrow_right_alt | \frac{1}{5}x-10 |
\frac{-2}{5}x-7+\frac{3}{5}x-3 | arrow_right_alt | 8x+(-5)+4+(-9) |
7(x+2)-x+3 | arrow_right_alt | 12(2x+3) |
1
Clare paid 50% more for her notebook than Priya paid for hers. Priya paid x for her notebook and Clare paid y dollars for hers.
Write an equation that represents the relationship between y and x.
Clare paid 50% more for her notebook than Priya paid for hers. Priya paid x for her notebook and Clare paid y dollars for hers.
Write an equation that represents the relationship between y and x.