Point A (-3,-5) and point M is at (-1,-7) what are the coordinates point of be point M is the midpoint off point A and point B

asked Jun 10, 2021 201k views

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Point A (-3,-5) and point M is at (-1,-7) what are the coordinates point of be

point M is the midpoint off point A and point B

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5 votes

Answer:

the answer is b

Explanation:

Farrellmr answered Jun 13, 2021

5.5k points

3 votes

Answer: B = (1,-9)

Explanation:

$x_M=(x_A+x_B)/(2) \\\\y_M=(y_A+y_B)/(2) \\\\\\x_B = 2x_M-x_A=2(-1)-(-3)=1\\\\y_B = 2y_M-y_A=2(-7)-(-5)=-9\\$

Zzaponka answered Jun 15, 2021

5.4k points

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