2-19-13 Angles EQ: Where are angles found and used in the real world?

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2-19-13 Angles EQ: Where are angles found and used in the real world?

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2-19-13 Angles EQ: Where are angles found and used in the real world?

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2-19-13 Angles

EQ: Where are angles found and used in the real world?

How could knowing the sum of the angles in a triangle or

how to determine an exterior angle of a triangle be helpful?

BOP:

DWP:

Return papers

Make corrections to test on a separate sheet of paper

WBW #1 - Check - Make Corrections on a separate sheet; due by Thursday

Vocabulary cards should be completed

Interims returned by Friday

Quiz on Thursday on vocabulary and angles and triangles.

Check WbW #1- Correct all problems missed on a separate sheet of paper due by Thursday.

5(n-12) = -40

n = 4

x + (x+1) + (x+2) = 192

63, 64, 65

394 + length of Amazon = 6690

length = 6296

x> 80

x<10

x≤ 65

j = -3

f = -72

r = 4

y = 272.4

v = .224

y = -6 7/18

X=22/75

14. j > -18

f < -192

r = -57

z ≥ 80

b > -4

h ≥ 2

x > 20

Grade will be recorded as a quiz grade, but you may make corrections for 4 points per questions.

REVIEW Thursday’s activity

THE TRIANGLE INEQUALITY

In a triangle with side lengths a, b,

and c,

_______ + _______ > _______

_______ + _______ > _______

_______ + _______ > _______

Use whiteboards

No

YES

YES

Summary: How would you explain to someone why every sum of the angles of a

Every triangle must equal 180 degrees?

Homework: Finish vocabulary cards-will count as a quiz grade; Work on WbW #1 due on Friday. Finish any work started in

class but not finished.