Download 2016-12-15 Review for Triangle Theorem Quiz .notebook

2016­12­15 Review for Triangle Theorem Quiz .notebook
December 15, 2016
12/15/2016
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WARMUP VOCABULARY REVIEW
Write each definition. Match correct term with its definition.
1. the sum of all three interior angles in a triangle is 180
2. interior angles not adjacent to an exterior angle
3. an angle formed by one side and the extension of an
adjacent side
4. a triangle with two congruent sides and two congruent
base angles
5. an angle formed by two sides of a triangle
6. a triangle with three different side lengths and three different angle measures 7. a triangle with one right angle
8. a triangle with three acute angles
9. a triangle with one obtuse angle
10. an angle with measure 180
11. in a triangle, an exterior angle measure is equal to the sum
of the measures of the two remote interior angles
acute triangle exterior angle Exterior Angles Theorem interior angle
isosceles triangle obtuse triangle remote interior angles right triangle scalene triangle straight angle Triangle Sum Theorem
2016­12­15 Review for Triangle Theorem Quiz .notebook
Definition
Vocab
1.
the sum of all three interior angles in a triangle is 180
2.
interior angles not adjacent to an exterior angle
3.
an angle formed by one side and the extension of an
adjacent side
4.
a triangle with two congruent sides and two congruent
base angles
5.
6.
7.
an angle formed by two sides of a triangle
a triangle with three different side lengths and three different angle measures a triangle with one right angle
8.
a triangle with three acute angles
9.
a triangle with one obtuse angle
10.
December 15, 2016
an angle with measure 180
11.
in a triangle, an exterior angle measure is equal to the sum
of the measures of the two remote interior angles
acute triangle exterior angle Exterior Angles Theorem interior angle
isosceles triangle obtuse triangle remote interior angles right triangle scalene triangle straight angle Triangle Sum Theorem
HW Answers
2016­12­15 Review for Triangle Theorem Quiz .notebook
December 15, 2016
2016­12­15 Review for Triangle Theorem Quiz .notebook
Today's Objective:
Review for Quiz
December 15, 2016
2016­12­15 Review for Triangle Theorem Quiz .notebook
December 15, 2016
Triangle Sum Theorem
A
A
Angle + Angle + Angle = 180
Exterior Angle Theorem
R
R
E
R + R = E
A
2016­12­15 Review for Triangle Theorem Quiz .notebook
December 15, 2016
Find the missing angle measure. Write an equation. Isolate x.
1. x
106
59
Find the missing angle measure. Write an equation. Isolate x.
2.
2x + 11
39
2016­12­15 Review for Triangle Theorem Quiz .notebook
December 15, 2016
Find the missing angle measure. Write an equation. Isolate x.
3.
3x
2x + 6
2x + 6
Find the missing angle measure. Write an equation. Isolate x.
4.
8x + 23
7x + 1
40
2016­12­15 Review for Triangle Theorem Quiz .notebook
December 15, 2016
Find the missing angle measure. Write an equation. Isolate x.
5.
5x + 8
3x + 17
2x + 25
Find the missing angle measure. Write an equation. Isolate x.
6.
2x
5x ­ 32
x + 20
2016­12­15 Review for Triangle Theorem Quiz .notebook
December 15, 2016
Find the missing angle measure. Write an equation. Isolate x.
7.
10x ­ 5
10
3x +
Find the missing angle measure. Write an equation. Isolate x.
8)
46o
o
(x
)
+ 20
128o
2016­12­15 Review for Triangle Theorem Quiz .notebook
December 15, 2016