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Mathematics

7th - 9th Grade

Used 4+ times

Wk5Day3 Pi Operations and Sq. Root Estimates
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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 mins • 5 pts

π+4≈\pi+4\approx  

(use π≈3.14\pi\approx3.14  )

−0.86-0.86  

7.147.14  

8.138.13  

12.5612.56  

2.

MULTIPLE CHOICE QUESTION

10 mins • 5 pts

π−1≈\pi-1\approx  

(use π≈3.14\pi\approx3.14  )

−0.86-0.86  

3.133.13  

2.142.14  

4.144.14  

3.

MULTIPLE CHOICE QUESTION

10 mins • 5 pts

−2π≈-2\pi\approx  

(use π≈3.14\pi\approx3.14  )

−6.28-6.28  

−3.14-3.14  

1.141.14  

5.145.14  

4.

MULTIPLE CHOICE QUESTION

10 mins • 5 pts

3π≈3\pi\approx  

(use π≈3.14\pi\approx3.14  )

−9.42-9.42  

6.146.14  

0.140.14  

9.429.42  

5.

MULTIPLE CHOICE QUESTION

10 mins • 5 pts

CHALLENGE: π2≈\frac{\pi}{2}\approx  

(use π≈3.14\pi\approx3.14  ) HINT: Divide by 2.

−1.14-1.14  

1.571.57  

6.286.28  

1.141.14  

6.

MULTIPLE SELECT QUESTION

10 mins • 5 pts


Select two PERFECT SQUARE ROOTS that come BEFORE and AFTER the following:
28\sqrt{28}  

25\sqrt{25}  

26\sqrt{26}  

30\sqrt{30}  

36\sqrt{36}  

49\sqrt{49}  

7.

FILL IN THE BLANKS QUESTION

10 mins • 5 pts

How many "radical units" is 28\sqrt[]{28}  from 25\sqrt[]{25}  ?

(a)  

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