Grade 8
Spatial Relationships, Geometry, and Logic
4.8.1

E/S
Find and use the sum of the measures of interior angles of polygons.

 
4.8.2

E/S
Apply the properties of equality and proportionality to congruent or similar shapes.

 

4.8.3

I/S
Demonstrate dilation using coordinate geometry and models.

Describe the relationship between an original figure and its transformation or dilation.


 
4.8.5

I/S
Calculate slope, midpoint, and distance using equations and formulas (with and without technology).

Determine the x- and y-intercepts of a line.

 
4.8.6

I/S
Form generalizations and validate conclusions about geometric figures and their properties.

 

4.8.7

I/S
Verify and explain the Pythagorean Theorem using a variety of methods.

Determine the measure of the missing side of a right triangle.


 
4.8.8

W/L
Construct geometric figures using a variety of tools.

 
4.8.9

I/L
Represent logical relationships using conditional statements.