Flashcard Set Preview
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| 1 |
What is Even x Even ?
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Even
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| 2 |
What is Even x Odd ?
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Even
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| 3 |
Odd x Odd = ?
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Odd
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| 4 |
Even + Even = ?
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Even
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| 5 |
Even + Odd = ?
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Odd
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| 6 |
Odd + Odd = Even
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Even
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| 7 |
In a right triangle with two 45 degree angles, what are the ratios?
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s: s : square root of 2
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| 8 |
In a right triangle, if two sides are 7 and 25, what's the third?
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24
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| 9 |
In a right triangle 30:60:90 degree angles, what are the ratios of the sides?
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a: 2a: a X square root of 3
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| 10 |
In a right triangle with sides 15 and 36, how much is the third side?
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39 (it's a 5: 12: 13 triangle)
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| 11 |
What happens when you divide an isoceles triangle in half down the middle?
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You get a 30: 60: 90 triangle with sides of a, 2a and a x square root of 3
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| 12 |
Area of a square based on diagonal is?
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1/2 d squared
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| 13 |
To find the interior angle of any polygone use what formula?
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(n-2) X 180 degrees
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| 14 |
Volume of a cube =
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e cubed
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| 15 |
volume of a rectangular solid =
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l X w x h
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| 16 |
volume of a cylinder =
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(PI X r-squared) X height
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| 17 |
total surface area of a cylinder
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circumference X height + 2 (pi X r-squared)
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| 18 |
What is the third side if a triangle is 36: 45 ?
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27
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| 19 |
What is the diagonal of a square side of 64?
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64 x square root 2
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| 20 |
Total surface area of a cube
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6e-squared
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| 21 |
Length of an arc is?
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(2 x pi-r)* x/360
circumference * fraction of the circle
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| 22 |
If J can paint a house in six days and E can paint it in 8, how long will it take working together?
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x/6 + x/8 = 1
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| 23 |
What's the avg among a sequence of equally spaced numbers?
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The median
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| 24 |
The surface area of a cylinder is
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2-pi-squared + 2-pi X radius X height
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| 25 |
volume formula for a cylinder
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V = pi X r-squared X height
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