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Geometry OTQ

Geometry OTQ. Are you ready for this chapter? pg. 235 1 – 3, 5, and 6. Homework Questions?. What will I be able to do?. Identify and classify triangles by angles and sides. What standard will I learn?. 12.0 Students find/use measures of sides/angles

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Geometry OTQ

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  1. Geometry OTQ Are you ready for this chapter? pg. 235 1 – 3, 5, and 6

  2. Homework Questions?

  3. What will I be able to do? Identify and classify triangles by angles and sides What standard will I learn? 12.0 Students find/use measures of sides/angles of triangles

  4. 4.1 Triangles and Angles

  5. Equiangular (all  s) Acute (3 acute s) Right (1 right ) Obtuse (1 obtuse ) Equilateral (3  sides) Isosceles (2  sides) Scalene (0  sides) Classifying Δs (angles vs sides) 40 80 60 120

  6. What kind of triangle does the cable-suspension of this bridge have? RIGHT TRIANGLE!!!!

  7. Example 1: Classify each triangle by its angles and sides. 1. MNQ 2.NQP 3. MNP acute; equilateral obtuse; scalene acute; scalene

  8. Example 2: Classify the triangle by the description given: A) Side lengths: 3 in, 5 in, 3 in Isosceles B) Side lengths: 3 ft, 5 ft, 4 ft Scalene C) Angle measures: 60°, 90°, 30° right D) Angles measures: 10°, 160°, 10° obtuse

  9. Pencils Down! Complete the sentence with always, sometimes, or never. • A scalene is ________ an equilateral . • A right ________ has an angle of 90°. • An isosceles triangle is __________ an equilateral . never always sometimes

  10. SUMMARY

  11. CLASSWORK Pages 241 – 242 #’s 22 – 36 even, 40 – 46 even Homework is on the next slide

  12. HOMEWORK Page 244 #’s 74 – 80 even Do your homework….or Pyramid Head will be sent to your house!!!

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