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1-5 Bisectors 1-6 The Coordinate Plane 1-7 Perimeter and Area. Vocabulary. Perpendicular Lines – lines that intersect to form right angles. Vocabulary. Perpendicular Bisector HG B FI and FG ≅ GI Angle Bisector <JKM ≅ <MKL. Distance Formula Midpoint Formula. Rectangle
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Vocabulary Perpendicular Lines – lines that intersect to form right angles.
Vocabulary Perpendicular Bisector HG B FI and FG ≅ GI Angle Bisector <JKM ≅ <MKL
Distance Formula Midpoint Formula Rectangle Perimeter: add sides Area: length x width Triangle Perimeter: add sides Area: ½ base x height Formulas
Examples • Find x • Find m<JKL A(3,8), B(0,-4), C(-5,-6) 3) Find distance of AB. 4) Find midpoint of AC. 5) B is midpoint of AD. Find the coordinates of D.
Find perimeter and area. A(-7,-2), B(-3,3), C(4,-2) 7)A(-2,0), B(2,4), C(8,-2), D(4,-6) Examples