Three points 2
The three points are A(3, 8), B(6, 2), and C(10, 2). Point D is such that the line DA is perpendicular to AB, and DC is parallel to AB. Calculate the coordinates of D.
Correct answer:
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Dr Math
too complicated solution can be found at:
http://oalevelsolutions.com/solutions/cie_gce_as_maths_p107_nov01_q6/
http://oalevelsolutions.com/solutions/cie_gce_as_maths_p107_nov01_q6/
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You need to know the following knowledge to solve this word math problem:
- geometry
- analytic geometry
- line segment
- vector
- scalar product
- algebra
- equation
- system of equations
- planimetrics
- right triangle
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