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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
Geometry OTQ

Are you ready for this chapter?

pg. 235

1 – 3, 5, and 6



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



Classifying s angles vs sides

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



Example 1: bridge have?

Classify each triangle by its angles and sides.

1. MNQ

2.NQP

3. MNP

acute; equilateral

obtuse; scalene

acute; scalene


Example 2
Example 2: bridge have?

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


Pencils down
Pencils Down! bridge have?

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


Summary
SUMMARY bridge have?


Classwork
CLASSWORK bridge have?

Pages 241 – 242 #’s 22 – 36 even,

40 – 46 even

Homework is on the next slide


Homework
HOMEWORK bridge have?

Page 244 #’s 74 – 80 even

Do your homework….or Pyramid Head will be sent to your house!!!


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