1.1-1.3 Review

Which of the following is the correct midpoint formula given two endpoints (x₁, y₁) and (x₂, y₂)?

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• 
• 
• 

Find the midpoint:

Find the midpoint:

• (-3,6)

• (6,-3)

• (4,4)

• none

What is the midpoint of the segment with endpoints (1, 9) and (-3, 5)?

• (-1, 7)

• (2, 7)

• (7, -1)

• (2, 2)

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

• (3,2)
• (-3,3)
• (4,5)
• (6,7)

What is the center of MN given M(3, -1) and N(7, -5)

• (5, -2)
• (10, -6)
• (5, -3)
• (2, -2)

Find the other endpoint of the line segment with the given endpoint (1,-9) and midpoint (-9,3)

• (-19,15)

• (5,-6)

• (-4,-3)

• (6,2)

Find the other endpoint of the line segment with the given endpoint (4,0) and midpoint (-2,8)

• (3,-4)

• (-8,16)

• (2,3)

• (5,9)

Find the measure of PQ

• PQ=4
• PQ=2
• PQ=8
• PQ=16