1. 7th Math Final Benchmark: Part 3

2. Hint:
A protractor is used to measure angles.
A ruler is used to measure distance.
Choices:
Protractor
Ruler

4. Hint:
Find the area and perimeter of the square using the 9 cm.
Multiply both of them by 8 to find the actual perimeter and area.

6. Hint:
Divide the 8 and 2 to get the difference in scale.
Multiply the 4 by the number you got in step 1 to get the answer.

8. Hint:
Use the formula C = 2r
Remember to round!

10. Hint:
Divide the 6 by two to get the radius.
Use the formula A = r2
Remember to round!

12. Hint:
These are vertical angles. Vertical angles are equal to each other.
Once you set up the equation, solve for x.

14. Hint:
The two angles add up to equal 90.
Once you set up the equation, remember to combine the whole numbers before solving for x.

16. Hint:
Find the area of the triangle using the formula A =bh/2
Find the area of the square using the formula A =lw
Add the two areas together.

18. Which is greater, 0.08, or 9/20? Hint:
Convert the 9/20 into a decimal by dividing the top number by bottom number.
Compare the two decimals to see which is bigger.

20. Hint:
Use the formula I = Prt to find the interest. P is the amount of money, r is the percent as a decimal, and t is the number of years.
When you have the interest, add it to the 400 to get the balance.

22. Hint:
Convert the 50% into a decimal and multiply it with the 98 to get the amount off.
Subtract 98 and the number you got in step 1 to get the sale price.

24. Hint:
Subtract the 53 and 48.
Divide by 48.
Multiply by 100.
Don’t forget to round!

26. Hint:
Subtract the 48 and 36.
Divide by 36.
Multiply by 100.
Don’t forget to round!

28. Hint:
1. Move the decimal point two spots to the left.

30. Hint:
1. Move the decimal point two spots to the right.