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 Framing Algebraic Expressions 40 Flashcards |
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What is an algebraic expression? |
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A mathematical phrase that combines numbers, variables, and operations. |
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True or False: Variables in algebraic expressions represent fixed quantities. |
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False. Variables represent unknown or changing quantities. |
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The perimeter of a rectangle is calculated using the formula ______. |
Card: 5 / 40 |
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P = 2(l + b) |
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What is the perimeter of a square with a side length of 5 cm? |
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20 cm |
Card: 8 / 40 |
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Riddle: I have four equal sides and my perimeter is calculated by multiplying my side length by four. What am I? |
Card: 9 / 40 |
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A square |
Card: 10 / 40 |
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If the area of a square is given by A = a², what is the area of a square with a side length of 3 cm? |
Card: 11 / 40 |
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9 cm² |
Card: 12 / 40 |
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What is the formula for the surface area of a cube? |
Card: 13 / 40 |
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S = 6a² |
Card: 14 / 40 |
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True or False: The expression for the sum of x and y minus m is written as x + y + m. |
Card: 15 / 40 |
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False. It is written as x + y - m. |
Card: 16 / 40 |
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Fill in the blanks: The expression for the product of x and y divided by m is ______. |
Card: 17 / 40 |
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(x × y) ÷ m = xy/m |
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What is the total wages formula for a man with a basic wage B for t hours and R per hour for overtime? |
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W = B + R(T - t) |
Card: 20 / 40 |
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Evaluate: If x = 5 and y = 4, what is the value of 8xy? |
Card: 21 / 40 |
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160 |
Card: 22 / 40 |
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Riddle: I’m a shape with all equal sides, and my area is found by squaring the length of one side. What am I? |
Card: 23 / 40 |
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A square |
Card: 24 / 40 |
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Evaluate: Find T if T = 2a - b, a = 7, and b = 3. |
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11 |
Card: 26 / 40 |
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The expression for subtracting 5m from 3n and then adding 9p is ______. |
Card: 27 / 40 |
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(3n - 5m) + 9p |
Card: 28 / 40 |
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True or False: The formula for the area of a square is A = 4a. |
Card: 29 / 40 |
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False. The area is A = a². |
Card: 30 / 40 |
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What is the expression for the difference of the sums of p and 2r - s minus the sum of a and 3n + 4x? |
Card: 31 / 40 |
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(p + 2r - s) - (a + 3n + 4x) |
Card: 32 / 40 |
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Fill in the blanks: The expression for the surface area of a cube is ______. |
Card: 33 / 40 |
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S = 6a² |
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Evaluate: What is the value of 12mn if m = 3 and n = 7? |
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252 |
Card: 36 / 40 |
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If m = -8, what is the value of 2m + 21? |
Card: 37 / 40 |
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5 |
Card: 38 / 40 |
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Riddle: I multiply two numbers and then divide by a third. My formula is xy/m. What am I? |
Card: 39 / 40 |
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The product and quotient expression |
Card: 40 / 40 |
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Completed! Keep practicing to master all of them. |
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