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Homework Questions:

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Example 1:  Finding Midpoints

How could we find the midpoint of          ?

A

B

Midpoint Formula:

1.6 Midpoint & Distance Formulas

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Example 2:  Finding Midpoints

What about if we were given a midpoint and an endpoint?  How could we find the missing endpoint?

C ( 2, 2)M (4, ‐3)

What are the coordinates of the other endpoint D?

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Example 3:  Finding the Length of a Segment

What is            ?

Method 1:  

B

K

Use the Pythagorean Theorem tofind the length of the hypotenuse

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Example 3:  Finding the Length of a Segment

What is            ?

Method 2:  

B

K

Use the distance formula:

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1.7 Transformations in the Coordinate Plane

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Transformation:

A

CB

A'

C'B'

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Types of Transformations:

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 Identify each transformation.  Then use arrow notation to describe the transformation.

3.

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Example 2:

Example 3:

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Example 4:

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Homework (A Day):

Section 1.6 Page 47 # 17‐ 21 odd, 28, 30, 38 ‐ 40Section 1.7  Page 53 (as is on assignment sheet)

Algebra Review Worksheet

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Homework (B Day):

Section 1.6 Page 47 (as is on assignment sheet)Section 1.7  Page 53 (as is on assignment sheet)

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