samdeboard
samdeboard
Female
July 8, 2011
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Middle School
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Answered a Question in Math
A square is the best shape to use to maximize area. The ice rinks should be set...
Answered a Question in Math
s = 13 * t + 0.5 * g * t^2 (s = 62.5 m, g = 9.81 m/s^2) Step 1:...
Answered a Question in Math
The diagonal BD separates the quadrilateral into triangles: `Delta` ABD and...
Answered a Question in Math
This problem can best be solved using a system of equations.Let t represent...
Answered a Question in Math
Solve the third equation for x. -2x - 2z = 62 -2x = 62 + 2z x = (62 + 2z)...
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Answered a Question in Math
If 40% of the pizzas arrive on time, then 60% of the pizzas will be late. Change...
Answered a Question in Math
Step 1: Write the equation in standard form. 8y = (x - 1)^2 - 4...
Answered a Question in Math
200 / 89 89 can go into 200 2 times. 89 * 2 = 178 200 - 178 = 22...
Answered a Question in Math
At a rate of 30 candles per hour, it will take 6 2/3 hours. 200 candles / 30...
Answered a Question in Math
Substitute 0 in for x and y into all inequalties. Simplify and determine if the...
Answered a Question in Math
2 * √6 * 3 * √7 Commutative Property of Multiplication 2 * 3 * √6 *...
Answered a Question in Math
(2√5)^2 Distribute the exponent 2. (2)^2 = 4 (√5)^2 = 5 4 * 5...
Answered a Question in Math
√12 = √3 `*` 4 = 2√3√27 = √3 `*` 9 = 3√3√12 + √27 = 2√3 + 3√3...
Answered a Question in Math
To find the mean, add the numbers and divide by 15 because there are 15...
Answered a Question in Math
Mutually exclusive events are events that cannot occur at the same time. Event...
Answered a Question in Math
The domain of a function are the possible values of x. Numerator: √4-x x...
Answered a Question in Math
Define the variables.x = tickets bought for $2y = tickets bought for $3 400...
Answered a Question in Math
4x + y = 7 2x + 5y = -1 To solve this system algebraically, use...
Answered a Question in Math
According to the laws of exponents: (n^a) * (n^b) = n^(a + b) (n^a) /...
Answered a Question in Math
5x + 12y + 39 = 0 In slope-intercept form: 12y = -5x - 39 y = -5/12x -...
Answered a Question in Math
x^3x = 3x^4x Divide both sides by x^3x 0 = (3x^4x) / (x^3x) According to...
Answered a Question in Math
The ball is a sphere. Volume of a sphere: 4/3 * `pi` * r^3 The radius of the...
Answered a Question in Math
1. Read the problem. 2. Make a plan. 3. Carry out the plan. 4. ...
Answered a Question in Science
Meiosis is used for reproduction because crossing over occurs in meiosis. ...
