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WS #2 SOLUTIONS

WS #2 SOLUTIONS. equiangular. Right. obtuse. acute. isosceles. isosceles. equilateral. scalene. acute, isosceles. right, scalene. o btuse, scalene. regular. - equilateral & equiangular. 115=4x+7+5x 115=9x+7 108=9x 12=x. 180=4x+7 + x + 3x+13 180=8x+20 160=8x 20 = x.

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WS #2 SOLUTIONS

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  1. WS #2 SOLUTIONS

  2. equiangular Right obtuse acute isosceles isosceles equilateral scalene

  3. acute, isosceles right, scalene obtuse, scalene regular - equilateral & equiangular 115=4x+7+5x 115=9x+7 108=9x 12=x 180=4x+7 + x + 3x+13 180=8x+20 160=8x 20 = x

  4. 6x+12=70+32 6x+12=102 6x=90 x=15 6x-7=3x+20 3x=27 x=9 90=2x+3x+10 90=5x+10 80=5x 16=x 4x-16=2x+42 2x+16=42 2x=26 x=13

  5. DFE GIH TRS SQT JIH FCD QLM NPM

  6. A J 3 5 = 5+3+7 = 15 M Y E F 7 B D 30° 80° A T O C 21 = 7x+7 C W WO =7(2)+7 7x+7 14 = 7x 21 WO =21 A P O K 2 = x 35

  7. SAS CNBD – parts don’t correspond AAS SAS CNBD – parts don’t correspond SSS

  8. HL CNBD – AAA is invalid ASA Statements Reasons 1. ST 1. given 2.SA 2. def bisector 3. 3. given 4. 4. reflexive prop 5. Δ RAS ΔTAS 5. AAS

  9. Statements Reasons 1. 1. given 2. 2. given 3. 3. def. midpt 4. 4. VA 5. Δ FUD ΔEGD 5. AAS

  10. Statements Reasons 1. 1. given 2. 2. prop lines, all rights 3. 3. given 4. 4. d 5. 5. reflexive prop 6. ΔΔ 6. ASA

  11. U R Statements Reasons 1. 1. given 2. 2. given 3. 3. given 4. 4. def. midpoint 5. ΔTΔ 5. SAS (6. (6. CPCTC) We have not covered #6. You should complete to #5

  12. Statements Reasons 1. 1. given 2. ∠A ∠C are right angles2. given 3. ∠ A ∠C 3. all right angles are 4. 4. given 5. 5. def. midpoint 6. Δ BEA ΔBDC 6. HL

  13. Statements Reasons 1.∠L ∠J 1. given 2. 2. given 3. ∠JKM ∠LMK 3. AIA 4. 3. reflexive prop 5. ΔLKM ΔJMK 5. AAS

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