Exploring the Midpoint Formula in Analytic Geometry

What is the first step in finding the midpoint between two points?

• Use the distance formula

• Draw a triangle

• Find the average of the x-coordinates

• Find the average of the y-coordinates

Tags

CCSS.HSG.GPE.B.6

How do you find the x-coordinate of the midpoint between (3, -4) and (6, 1)?

• (3 - 6) / 2

• (3 + 6) / 2

• (6 - 3) / 2

• (6 + 3) / 2

Tags

CCSS.HSG.GPE.B.6

What is the x-coordinate of the midpoint between (3, -4) and (6, 1)?

• 3

• 4.5

• 1

• 6

Tags

CCSS.HSG.GPE.B.6

How do you find the y-coordinate of the midpoint between (3, -4) and (6, 1)?

• (1 + (-4)) / 2

• (1 - (-4)) / 2

• (-4 + 1) / 2

• (-4 - 1) / 2

Tags

CCSS.HSG.GPE.B.6

What is the y-coordinate of the midpoint between (3, -4) and (6, 1)?

• -1.5

• 1

• 0

• -4

Tags

CCSS.HSG.GPE.B.6

What is the midpoint between the points (4, -5) and (8, 2)?

• (4, 2)

• (6, 1.5)

• (6, -1.5)

• (8, -5)

Tags

CCSS.HSG.GPE.B.6

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

• ((x1 - x2) / 2, (y1 - y2) / 2)

• (x1 + x2, y1 + y2)

• (x1 - x2, y1 - y2)

• ((x1 + x2) / 2, (y1 + y2) / 2)

Tags

CCSS.HSG.GPE.B.6

Why is it unnecessary to memorize the midpoint formula?

• It is not accurate

• It is too complex

• It is just the average of the coordinates

• It is not used often

Tags

CCSS.HSG.GPE.B.6

What is the x-coordinate of the midpoint between (2, 3) and (10, 7)?

• 4

• 6

• 5

• 7

Tags

CCSS.HSG.GPE.B.6

What is the y-coordinate of the midpoint between (2, 3) and (10, 7)?

• 3

• 5

• 7

• 4

Tags

CCSS.HSG.GPE.B.6