Let A = [ 2 7 O J.B = [ _f ]. c= [ - -J.andD=[6] Compute the following (if they exist). + + (a) 2AB (b) AB C (c) BA AB (d) AD - 3D (e) AC BC (tj 2DA B

Math 152 week 1 notes Identify a right, acute, and obtuse triangle Determine the degree of each following angle: 1 2 4 3 5 6 8 7 Label a pair of interior angles: Label a pair of alternate interior angles: Label a pair of supplementary angles: Label a pair of vertical angles: Shape Definitions: Quadrilaterals: Polygons with 4 sides. Examples: squares, rhombuses, rectangles or trapezoids Parallelogram: has 2 parallel sides. Examples: squares, rhombuses, rectangles or trapezoids Trapezoid: a shape with exactly one pair of parallel sides Rectangle: a 4-sided shape with 4 right angles. A rectangle can also be a parallelogram and a quadrilateral Square: 4-sided shape where all sides are the exact s