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Mathematics 21 Online
OpenStudy (anonymous):

1. What is the next prime number after 7? 2. The perimeter of a circle is also known as what? 3. 65 – 43 = ? 4. True or false? A convex shape curves outwards. 5. What does the square root of 144 equal? 6. True or false? Pi can be correctly written as a fraction. 7. What comes after a million, billion and trillion? 8. 52 divided by 4 equals what? 9. What is the bigger number, a googol or a billion? 10. True or false? Opposite angles of a parallelogram are equal. 11. 87 + 56 = ? 12. How many sides does a nonagon have? 13. True or false? -2 is an integer.

OpenStudy (phi):

It looks like you are taking a test.

OpenStudy (anonymous):

no im not

OpenStudy (anonymous):

1) 11 2) Circumfrence 3) 22 5) 12 6) True 8) 13.25 9) Googol 12) 9 13) False

OpenStudy (anonymous):

11) 143

OpenStudy (anonymous):

10) True

OpenStudy (anonymous):

7) quadrillion

OpenStudy (anonymous):

4) True

OpenStudy (anonymous):

@xBabyGirlx don't trust everything you read here

OpenStudy (anonymous):

Actually 13 is True I think

OpenStudy (anonymous):

@satellite73 what are you talking bout?

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