8th Grade Review

Front

What is the formula for the area of a triangle?

Back

A = 1/2 bh

Front

What is the equation of the line with y-intercept -2 and slope 6?

Back

y = 6x - 2

Front

Identify the slope and y-intercept in the equation y = 2x + 4.

Back

Slope: 2, Y-intercept: 4

Front

What is the slope of the line represented by the equation y = -2x + 2?

Back

Slope: -2

Front

What is the y-intercept of the line represented by the equation y = 3x?

Back

Y-intercept: 0

Front

What is the formula for the slope of a line?

Back

Slope (m) = (y2 - y1) / (x2 - x1)

Front

What does the y-intercept represent in a linear equation?

Back

The point where the line crosses the y-axis.

Front

What is the standard form of a linear equation?

Back

Ax + By = C, where A, B, and C are integers.

Front

What is the difference between a positive and negative slope?

Back

Positive slope rises from left to right; negative slope falls from left to right.

Front

What is the formula for the area of a rectangle?

Back

A = length × width