Distance, Midpoint, Area & Perimeter on the Coordinate Plane

Front

What is the formula for the area of a triangle?

Back

Area = (1/2) * base * height

Tags

CCSS.6.G.A.1

Front

What is the formula for the area of a rectangle?

Back

Area = length * width

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the formula for the perimeter of a triangle?

Back

Perimeter = side1 + side2 + side3

Tags

CCSS.3.MD.D.8

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2 * (length + width)

Tags

CCSS.4.MD.A.3

Front

What does the slope of a line represent?

Back

The slope represents the rate of change of y with respect to x.

Tags

CCSS.8.EE.B.5

Front

What are opposite reciprocal slopes?

Back

Two slopes are opposite reciprocals if the product of the slopes is -1.

Tags

CCSS.8.EE.B.5

Front

If two lines are parallel, what can be said about their slopes?

Back

Their slopes are equal.

Tags

CCSS.8.EE.B.6

Front

If two lines are perpendicular, what can be said about their slopes?

Back

Their slopes are opposite reciprocals.

Tags

CCSS.8.EE.B.6

Front

What is the midpoint formula for two points (x1, y1) and (x2, y2)?

Back

Midpoint = ((x1 + x2)/2, (y1 + y2)/2)

Tags

CCSS.HSG.GPE.B.6

Front

How do you calculate the distance between two points (x1, y1) and (x2, y2)?

Back

Distance = √((x2 - x1)² + (y2 - y1)²)

Tags

CCSS.HSG.GPE.B.7