1. Stand Quietly

2. Lesson 7.4 Quadrilaterals
Students will able to know the property of quadrilaterals in order to solve missing values

3. Take out the worksheet from yesterday: “Lesson 7
Take out the worksheet from yesterday: “Lesson 7.3 Angles of Triangles Class Notes”
Work on it QUIETLY for 10 minutes
Raise your hand when you are done to receive a stamp

4. Homework (4/14/17)
Worksheet: Angles Sum of Triangles and Quadrilaterals #1-6 and #13-16

5. Quadrilateral
A quadrilateral is a polygon with four sides.

7. Interior Angles
Interior angles: An interior angle (or inside angle) is an angle formed by two sides of a simple polygon that share an endpoint

8. Interior angles of a quadrilateral always equal 360 degrees
∡𝐴+∡𝐵+∡𝐶+∡𝐷=360°