Grade 8

Spatial Relationships, Geometry, and Logic

4.8.1

E/S

E/S

Find and use the
sum
of the measures of
interior angles
of
polygons.

4.8.2

E/S

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.

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

4.8.5

I/S

I/S

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

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

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

4.8.6

I/S

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.

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

4.8.8

W/L

W/L

Construct
geometric figures using a variety of tools.

4.8.9

I/L

I/L

Represent logical relationships using
conditional statements.