FAST REVIEW

Front

What is a coefficient in an expression?

Back

A coefficient is a numerical factor in a term of an algebraic expression. For example, in the expression 5n, 5 is the coefficient.

Front

What is the formula for the area of a parallelogram?

Back

The formula for the area of a parallelogram is A = B • H, where B is the base and H is the height.

Front

What is the area of a rectangle with a base of 4 cm and a height of 3 cm?

Back

The area is 12 cm², calculated using the formula A = B • H.

Front

What is the value of the expression 6n when n=7?

Back

The value of the expression is 42, calculated as 6 • 7.

Front

What is the perimeter of a rectangle with a length of 10 yd and a width of 1 yd?

Back

The perimeter is 22 yd, calculated using the formula P = 2(L + W).

Front

What is a variable in an expression?

Back

A variable is a symbol used to represent an unknown value in an expression or equation, such as n in 5n.

Front

What is a constant in an expression?

Back

A constant is a fixed value that does not change, such as the number 5 in the expression 5n.

Front

What is the formula for the area of a triangle?

Back

The formula for the area of a triangle is A = (B • H) / 2, where B is the base and H is the height.

Front

What is the value of the expression 3x + 4 when x=2?

Back

The value of the expression is 10, calculated as 3(2) + 4.

Front

What is the difference between perimeter and area?

Back

Perimeter is the total distance around a shape, while area is the amount of space inside a shape.