What are the requirements of a quadrilateral?
It has to be a closed shape with 4 straight sides.
How do you find perimeter of a shape?
Add all the side lengths.
Name the 3 types of angles.
Right, acute, and obtuse.
How do you find area of a rectangle?
Multiply the length and width.
William made a pan of brownies. If he cuts the brownies like this, what is the area of the brownie pan?

A = 20 brownies
Name 3 attributes of a square.
1. All sides are equal
2. 4 right angles
3. 2 pairs of parallel lines
What is the perimeter of this shape?
P = 40 ft.
Identify the angles of this shape.
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The arrow has 2 right angles, 3 acute angles, and 2 obtuse angles.
Holden is building a square pool in his backyard. He decides to make one side 8ft. What is the area of his pool?
Holdens pool has an area of 32ft2.
Abdul is a world famous cake baker. He made this triangle cake and now wants to find the perimeter of his cake. The bottom of the cake is 4in in length. The other two sides are both 9in. What is the perimeter? 
The perimeter of Abdul's cake is 22in.
Why is this not a rectangle ?
It does not have 4 sides.
It does not have any right angles.
It does not have 2 pairs of parallel lines.
Find the perimeter.
P = 20 in
Does this shape have any right angles?
No. It has 2 obtuse angles and 2 acute angles.
Find the area.

A = 330m2
Tracy is trying to decide what shapes to use for her latest art project. She wants to use only polygons with at least 2 obtuse angles. Which shapes should she use? 
She can use the parallelogram, rhombus, trapezoid, pentagon, hexagon, octagon, nonagon, or the decagon.
Which of these shapes have parallel lines?

There are a total of 9 pairs of parallel lines.
Yellow, orange, dark purple, red, and blue.
Find the perimeter.
P = 54in
Julia says this picture has more acute angles than obtuse angles. Is she correct?

Yes, there are 12 acute angles and only 5 obtuse angles.
Addie designed playground A and Casten designed playground B. Which playground has a bigger area? 
They are the same, both playground's have an area of 250m2.
Joey and Bennett are having a very serious math discussion. Joey says that rectangle 2 has the greatest area. Bennett says rectangle 3 has the greatest area. Who is correct? 
Bennett is correct, rectangle 3 has an area of 45m2 and rectangle 2 has an area of 30m2.
Name the line types and angles this triangle has. 
This triangle has perpendicular lines that form a right angle and 2 sets of intersecting lines that form 2 acute angles.
Emily is planting tulips along the perimeter of the school. The school is a rectangle and she knows one side is 24ft and another side is 32ft.
She is putting one tulip every 1 ft around the school. If she already has 68 tulips, how many more does she need to go around the perimeter of the school?
P = 112ft
Emily needs 44 more tulips.
If the time on a clock is 12:25 what kind of angle are the hands making?
The hands make an obtuse angle. 
Find the area.
A = 119in2
Annabella is building a new backyard for her dog. She wants to fill her backyard with fresh grass for her dog to play in. If this is the measurements of her backyard in feet, how much grass will she need to buy to fill the area of her backyard.

She will need to buy 98ft2 of grass to fill her backyard.