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Do Now

Do Now. Put your 9.3 worksheet on your desk ready to be stamped. Turn in any previous work to the exit slip bin. Put everything else away. Distance in Coordinate Geometry. Today’s Objectives. Discover the Pythagorean Theorem on a coordinate plane Use the distance formula to solve problems

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Do Now

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  1. Do Now • Put your 9.3 worksheet on your desk ready to be stamped. • Turn in any previous work to the exit slip bin. • Put everything else away.

  2. Distance in Coordinate Geometry

  3. Today’s Objectives • Discover the Pythagorean Theorem on a coordinate plane • Use the distance formula to solve problems • Use problem solving skills

  4. The Distance Formula

  5. Practice • Find the distance between each pair of points • (10, 20), (13, 16)

  6. Practice • Find the distance between each pair of points • (-19, -16), (-3, 14)

  7. Practice • Identify the type of quadrilateral ABCD • A(6,8), B(9,7), C(7,1), D(4,2)

  8. Today’s Objectives • Discover the Pythagorean Theorem on a coordinate plane • Use the distance formula to solve problems • Use problem solving skills

  9. Exit Slip • Find the distance between this pair of points (15, 37), (42, 73) • Find the perimeter of triangle ABC with vertices A(2,4), B(8,12), and C(24,0). • Determine whether triangle DEF with vertices D(6,-6), E(39,-12), F(24,18) is scalene, isosceles, or equilateral.

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