Open Up - Grade 8 - Mathematics - Unit 8 - Lesson 6
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Last updated about 3 years ago
12 Questions
1 point
1
Question 1
1.
Here is a diagram of an acute triangle and three squares.
Priya says the area of the large unmarked square is 26 square units because 9+17=26. Do you agree? Explain your reasoning.
8.EE.2
5.G.4
8.G.7
1 point
1
Question 2
2.
m, p, and z represent the lengths of the three sides of this right triangle.
Select all the equations that represent the relationship between m, p, and z.
8.EE.2
5.G.4
8.G.7
1 point
1
Question 3
3.
The lengths of the three sides are given for several right triangles. For each, write an equation that expresses the relationship between the lengths of the three sides.
10, 6, 8
8.EE.2
5.G.4
8.G.7
1 point
1
Question 4
4.
The lengths of the three sides are given for several right triangles. For each, write an equation that expresses the relationship between the lengths of the three sides.
\sqrt{5},\sqrt{3} ,\sqrt{8}
8.EE.2
5.G.4
8.G.7
1 point
1
Question 5
5.
The lengths of the three sides are given for several right triangles. For each, write an equation that expresses the relationship between the lengths of the three sides.
5,\sqrt{5} ,\sqrt{30}
8.EE.2
5.G.4
8.G.7
1 point
1
Question 6
6.
The lengths of the three sides are given for several right triangles. For each, write an equation that expresses the relationship between the lengths of the three sides.
1,\sqrt{37} ,6
8.EE.2
5.G.4
8.G.7
1 point
1
Question 7
7.
The lengths of the three sides are given for several right triangles. For each, write an equation that expresses the relationship between the lengths of the three sides.
3,\sqrt{2} ,\sqrt{7}
8.EE.2
5.G.4
8.G.7
1 point
1
Question 8
8.
Order the following expressions from least to greatest.
8.EE.2
5.G.4
8.G.7
1 point
1
Question 9
9.
Which is the best explanation for why -\sqrt{10} is irrational?
8.EE.2
5.G.4
8.G.7
1 point
1
Question 10
10.
A teacher tells her students she is just over 1 and \frac{1}{2} billion seconds old.
Write her age in seconds using scientific notation.
8.EE.2
5.G.4
8.G.7
1 point
1
Question 11
11.
A teacher tells her students she is just over 1 and \frac{1}{2} billion seconds old.
Write her age in seconds using scientific notation.
8.EE.2
5.G.4
8.G.7
1 point
1
Question 12
12.
A teacher tells her students she is just over 1 and \frac{1}{2} billion seconds old.
How old is she when you use a more reasonable unit of measurement?
8.EE.2
5.G.4
8.G.7
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