Perimeter
How do you find the perimeter of a shape?
Add up all of the sides.
How do you find the area of a rectangle?
Multiply the length and width (height and the length)
Define what a quadrilateral is.
A quadrilateral is a shape (polygon) that has 4 sides.
What is a polygon?
A closed figure with at least 3 sides.
What's the name of the sisters in Frozen?
Ana and Elsa
What is the perimeter of a rectangle that has one side of 9 inches and another side of 6 inches?
30 inches (must have the correct units)
What is the area of a rectangle that has one side of 9 inches and another side of 6 inches?
54 square inches (must have the correct unit)
Guess my quadrilateral
My quadrilateral has 2 pairs of parallel sides.
My quadrilateral has 4 congruent sides.
My quadrilateral has 4 right angles.
Square
What are 3 ways a rhombus and trapezoid are alike? See board for example.
Quadrilateral
2 acute angles, 2 obtuse angles
closed figure
symmetrical
1 line of symmetry
What is the name of the cowboy in Toy Story?
Woody
The perimeter of a polygon that has 5 sides is 23 feet.
Side 1 is 10 feet
Side 2 is 2 feet
Side 3 is 4 feet
Side 4 is 4 feet
What is the length of the 5th side?
3 feet (must have the correct unit)
What is the area of a square pig pen that has a side length of 7 feet?
49 square units
Guess my quadrilateral
My quadrilateral is not a parallelogram. (Remember that any quadrilateral with 2 pairs of parallel sides is a parallelogram.)
My quadrilateral has exactly 1 pair of parallel sides.
My quadrilateral has more than 1 type of angle.
My quadrilateral has exactly 2 right angles.
What are 3 ways a rhombus and trapezoid are different? See board for example.
Rhombus has 2 sets parallel lines, has 2 lines of symmetry, has 4 congruent sides
Trapezoid has one set parallel lines, side lengths are different, has only 1 line of symmetry
What color is an emerald?
Green
What is the perimeter of a rectangle that has one side measured at 10 inches and the other side at 8 inches?
36 inches (must have correct units)
What is the area of the shape on the board near the scoreboard?
92 square units (must have the correct units)
Guess my quadrilateral
My quadrilateral has at least 1 line of symmetry.
My quadrilateral has 2 obtuse angles.
My quadrilateral has at least 1 pair of parallel sides.
My quadrilateral has 4 congruent sides.
Rhombus
What is the fraction on the geoboard?
1/4 (one fourth)
What gets wetter as it dries?
A towel