ACT Math Prep

Front

What operation does 'the quotient of' represent?

Back

Division

Front

What inequality is shown by the expression y≥ -x²?

Back

y is greater than or equal to -x squared.

Front

What is the standard form of Thirty-eight and seventy-two hundredths?

Back

38.72

Front

In the context of the problem, what is the dependent variable? Lana practices the cello for 15 minutes each day. How many minutes does she practice in 3 days?

Back

Number of minutes.

Front

What does a graph showing a person walking toward and then away from a car look like?

Back

A graph that first increases and then decreases.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What is the definition of a linear equation?

Back

An equation that makes a straight line when graphed.

Front

What does it mean for two angles to be complementary?

Back

Their measures add up to 90 degrees.

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.