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Biblioteka

Open Up - Grade 7 - Mathematics - Unit 7 - Lesson 6

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"Source: Open Up Resouces (Download for free at openupresources.org.)"

Pitanje 1
1.

A rectangle has side lengths of 6 units and 3 units.

Could you make a quadrilateral that is not identical using the same four side lengths?

Pitanje 2
2.

Come up with an example of three side lengths that can not possibly make a triangle, and explain how you know.

Pitanje 3
3.

Find x.

Pitanje 4
4.

Find y.

Pitanje 5
5.

Find z.

Pitanje 6
6.

How many right angles need to be put together to make:

360 degrees?

Pitanje 7
7.

How many right angles need to be put together to make:

180 degrees?

Pitanje 8
8.

How many right angles need to be put together to make:

270 degrees?

Pitanje 9
9.

How many right angles need to be put together to make:

A straight angle?

Pitanje 10
10.

Solve each equation.

\frac{1}{7}(x + \frac{3}{4}) = \frac{1}{8}.(Please leave your answer as a fraction)

Pitanje 11
11.

Solve each equation.

\frac{9}{2} = \frac{3}{4}(z + \frac{2}{3})

Pitanje 12
12.

Solve each equation.

1.5 = 0.6(w+0.4)

Pitanje 13
13.

Solve each equation.

0.08(7.97 + v) = 0.832

Pitanje 14
14.

You can buy 4 bottles of water from a vending machine for $7.

At this rate, how many bottles of water can you buy for $28?

Pitanje 15
15.

It costs $20 to buy 5 sandwiches from a vending machine.

At this rate, what is the cost for 8 sandwiches?