CPM Geometry 4.1.4 Day 1

Column 1

100

The _____ is the long side of a right triangle.

hypotenuse

200

The _____ angle is under the hypotenuse.

slope angle

300

The _____ condition is met when two sets of corresponding angles are the same.

AA~ (angle angle similarity)

Column 2

100

The _____ of a right triangle connect to form the right angle.

legs

200

The _____ is a number that equals the distance of the leg along the x-axis.

change in y

300

If two triangles are similar, the sides are proportional, which means we can _____ them to find a missing side.

compare

Column 3

100

The _____ side is horizontal (left to right) on the axis.

x-side

200

The _____ is a number that equals the distance of the leg along the x-axis.

change in x

300

To compare the slope ratios of two similar triangles, we write _____.

y₁ / x₁ = y₂ / x₂

Column 4

100

The _____ side is vertical (up and down).

y-side

200

The _____ is (change in y over change in x), a fraction of side values.

slope ratio

300

The slope ratio can be written as a fraction or _____.

decimal

Column 5

100

An _____ is a number inside a corner of a triangle, written in degrees.

angle

200

Slope triangles are _____ if two sets of corresponding angles are the same.

similar

300

Two _____ angles add to 90 degrees.

complementary