Lesson 1.1 Midpoint Formula

Lesson 1.1 Midpoint Formula

Midpoint of a Line Segment

The midpoint is halfway between the two end points

To calculate it:

Add both "x" coordinates,

and divide by 2

Add both "y" coordinates,

and divide by 2

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Given B (1, 9) and C (5, 3) are the endpoints of a line segment.

What is the midpoint M of that line segment?

M = ( , )

Write the coordinates as decimals or integers. (x , y)

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A line segment has the endpoints P (4, 6) and Q (2, 0).

Find the coordinates of its midpoint M.

M = ( , )

Write the coordinates as decimals or integers. (x , y)

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B (6, 8) and C (4, 8) are the endpoints of a line segment.

What is the midpoint M of that line segment?

M = ( , )

Write the coordinates as decimals or integers. (x, y)

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The midpoint M of JK has coordinates (4, 6).

Point J has coordinates (7, 2). Find the coordinates of point K.

K = ( , )

Write the coordinates as decimals or integers.

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UV has a midpoint at M(7, 4).

Point V is at (8, 0). Find the coordinates of point U.

U = ( , )

Write the coordinates as decimals or integers.

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I FULLY understand Undefined & Defined Terms

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I FULLY understand the Distance Formula !

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I FULLY understand the Midpoint Formula !