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7-5 Proportions of Triangles

7-5 Proportions of Triangles

Assessment

Presentation

•

Mathematics

•

9th - 12th Grade

•

Medium

•
CCSS
HSG.SRT.B.4, HSG.CO.C.9, 7.G.B.4

Standards-aligned

Created by

Jacquelyn Duvendack

Used 3+ times

FREE Resource

7 Slides • 8 Questions

1

7-5 Proportions in Triangles
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Objective: I can use the Side-Splitter Theorem and Triangle Angle-Bisector Theorem.

2

Side-Splitter Theorem

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3

Using Side-Splitter Theorem

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4

Multiple Choice

Question image
Find the missing length.
1
21
2
18
3
16
4
24

5

Fill in the Blanks

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Solve for x.

Type answer...

6

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​Corollary to the Side-Splitter Theorem

7

Using the Corollary to the Side-Splitter Theorem

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8

Drag and Drop

Question image
Write a proportion and solve for the missing variables:

x=


y=​
Drag these tiles and drop them in the correct blank above
8
12
2
1/2
6

9

Fill in the Blanks

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Solve for x.

Type answer...

10

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11

12

Multiple Choice

Question image

Which proportion should you use to find x?

1
x / 15 = 7 / 14
2

15/14 = 7/x

3

7/x = 14/15

13

Fill in the Blanks

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Find the missing length.

Type answer...

14

Fill in the Blanks

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Solve for x.

Type answer...

15

Poll

Rate your understanding on a scale of 0-4 (0 being lowest, 4 being highest). Once you are finished, work quietly at your desk.

0

1

2

3

4

pattern-tertiary
7-5 Proportions in Triangles
media

Objective: I can use the Side-Splitter Theorem and Triangle Angle-Bisector Theorem.

Show answer

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