## 1. 4-1

### 1.1. dilation: when all sides get bigger

### 1.2. Isometry: transfiguration that does not change.

## 2. 4-4

### 2.1. congruent polygons: polygons that are equal

### 2.2. corresponding sides: sides on a polygon that are the same

## 3. 4-2

### 3.1. acute triangle: all angles are less than 90 degrees

3.1.1. Project specifications

3.1.2. End User requirements

3.1.3. Action points sign-off

### 3.2. obtuse triangle: a triangle with all angles that equal more than 9- degrees

### 3.3. scalene triangle: a triangle with no congruent sides

### 3.4. isoscelese: at least two of the sides of the triangle are equal.

### 3.5. Equalateral Triangle: all angles are equal

3.5.1. Top Priorities

3.5.2. Medium Priorities

3.5.3. Low Priorities

### 3.6. right angle: a triangle with one angle that equals 90 degree.

3.6.1. Top Priorities

3.6.2. Medium Priorities

3.6.3. Low Priorities