114 Views

Download Presentation
## Congruent angles of parallel lines cut by a transversal

- - - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - - -

**1 2**3 4 5 6 7 8 Congruent angles of parallel lines cut by a transversal 1 2 1 2 3 4 3 4 5 6 5 6 7 8 7 8 ALTERNATE INTERIOR ANGLES 3 6 and 4 5 VERTICAL ANGLES 1 4, 2 3 5 8, and 6 7 CORRESPONDING ANGLES 1 5, 2 6, 3 7, and 4 8 * Cutting and sliding on top will give you corresponding angles**Congruent angles with parallel lines**OR 1 2 1 2 4 4 3 3 6 5 6 5 8 7 8 7 ALTERNATE INTERIOR ANGLES < 4 < 6, <3 <5 CORRESPONDING ANGLES LOOK FOR THE “F “ s: Regular, UpsideDown, or Backwards VERTICAL ANGLES <1 < 3**Complementary Angles**• You only get a compliment when you get a 90 on your math test • Two angles whose sum is = to 90o a + b = 90 a b**Congruent angles with parallel lines**OR 1 2 1 2 4 4 3 3 6 5 6 5 8 7 8 7 ALTERNATE INTERIOR ANGLES < 4 < 6, <3 <5 CORRESPONDING ANGLES LOOK FOR THE “F “ s: Regular, UpsideDown, or Backwards VERTICAL ANGLES <1 < 3**R I M**P E E T E R Pe RIM -et er**Circumference =**p x Diameter p = Circumference Diameter Cherry Pies Delicious**A**R E A**Complementary Angles**• You only get a compliment when you get a 90 on your math test • Two angles whose sum is = to 90o • a b**Parallelogram**• The h or height looks like a chair The chair has to sit flat on the floor so as not to tip over • A = bh • Find the area of the shape on the right 8 9 7**Congruent angles with parallel lines**C 1 c 1 2 2 C 3 4 c 4 3 C 6 c 5 5 6 8 7 8 c C 7 CORRESPONDING ANGLES LOOK FOR THE SMALL C’S AND THE LARGE C’S ALTERNATE INTERIOR ANGLES < 4 < 6, <3 <5 VERTICAL ANGLES <1 < 3 5 2 7 1**Pythagorean TheoremRight On with Right Triangles**hypotenuse hypotenuse 6 5 3 10 4 8 • a2 + b2 = c2 • 32 + 42 =52 • + 16 = 25 • 25 = 25 • a2 + b2 = c2 • 62 + 82 = 102 • + 64 = 100 • 100 = 100**Sin Cosine Tangent**Cos = Cah Sin = Soh Tan = Toa Hypotenuse Hypotenuse Opposite Opposite Angle a Angle a Angle a Adjacent Adjacent**Special Quadrilateral Family**____________ _____________ ________ ________ _________ ____________**PeRIMe+er**• Explain what is meant by perimeter. ________________________________________________________________ • Give some possible dimensions of a yard with a perimeter of 10. • ____________________________________________________________________________**Rectangle**• Area = base X height A= bh Name some rectangles with areas of 80 ______________________________________________________________________________**E**90 E 135 45 180 0 E E 225 315 E 270 E E ROTATION Turn around a central point E**TRANSLATION**Slide to a new location along a straight line After Before**Reflection**Flip over a line of symmetry M M M M**Volume of a circle**• Volume • paint the bottom of the can • Find the area of circle R2 • Multiply by the height R2**Volume of a Prism**• Find the area of the bottom l w • Multiply by the height • l w h Paint the bottom of the box