Over the last two weeks we have reviewed 3 applications where the x and y coordinates are key. The slope formula is another application. What are the 3 applications we have already covered that involve the x and y coordinates? Check the 3 correct answers.

• Pythagorean Theorem

• Distance Formula

• Equation of a Circle

• Midpoint Formula

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CCSS.HSG.GPE.B.7

Which equation allows you to find the midpoint of a line segment on a coordinate plane?

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CCSS.HSG.GPE.B.6

Given two points (x₁, y₁), (x₂, y₂) the distance between them is:

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CCSS.HSG.GPE.B.7

Which equation could you use to write the equation of a circle in standard form?

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CCSS.HSG.GPE.A.1

MGSE8.G.8: Graph and label triangle PQR whose vertices are located at P(-5, 2), Q(7, -3), R(7, 2).

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CCSS.6.G.A.3

MGSE8.G.8: T triangle PQR vertices are located at P(-5, 2), Q(7, -3), R(7, 2). Determine the length of line segment PQ.

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CCSS.6.G.A.3

MGSE8.G.8: T triangle PQR vertices are located at P(-5, 2), Q(7, -3), R(7, 2). Determine the length of line segment QR.

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CCSS.6.G.A.3

Find the distance between the two labeled points.

• 5

• 50

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CCSS.HSG.GPE.B.7

MGSE8.G.8: T triangle PQR vertices are located at P(-5, 2), Q(7, -3), R(7, 2). Determine the length of line segment RP.

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CCSS.6.G.A.3

Find the slope of the line.

• -2

• 2

• -1

• 1

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CCSS.8.EE.B.5