I am any shape with 4 sides. What am I called?
Quadrilateral
Square
a shape with 4 congruent sides, 4 vertices, and 4 right angles
How are squares and rhombuses the same?
They both have 4 congruent sides, and they sometimes have 4 right angles
Find the perimeter and area of the shape below. Label the units
Perimeter: 9 + 9 + 6 + 6 = 30 feet
Area: 9 x 6 = 54 square feet
What is the area of each half of the geoboard?
8 square units
I am a shape with at least 3 sides. What am I called?
Polygon
Polygon
a shape with 3 or more sides
How are parallelograms and trapezoids different?
Find the perimeter and area of the shape below
Perimeter: 4 + 4 + 4 + 4 = 16 feet
Area = 4 x 4 = 16 feet
What is the area of each fourth of the geoboard?
4 square units
I am a 4 sided shape that has 4 congruent sides, and can sometimes have obtuse and acute angles, or right angles. What shape am I?
Rhombus
Trapezoid
a shape with 4 sides, one pair of parallel lines and diagonal sides
How are parallelograms and rectangles the same?
They both have 4 sides, and they both have 2 sets of congruent sides, and 2 sets of parallel sides
Sarah measured the rug in her bedroom. It was 3 feet wide by 5 feet long. Which equation would she use to find the total area of the rug?
3 x 5 = a
Is the geoboard divided into exactly half? How do you know?
Yes - even though the sides are not symmetrical, each half has 8 square units
I am a 4 sided shape with 2 pairs of parallel sides and two sets of congruent sides. What shape am I? (Hint: there are 2 answers!)
Parallelogram and rectangle
Parallelogram
a shape with 4 sides, 2 sets of parallel sides, and can have obtuse and acute angles or right angles
How are trapezoids and parallelograms the same?
They both have 4 sides, they both have parallel sides (one set vs. two sets), they both can have diagonal sides
The perimeter of this polygon is 23 meters. What is the length of the missing side?
s = 3 meters
Is the geoboard divided into fourths? How do you know?
No - even though there are four pieces, each piece is not equal to 4 square units of the geoboard
I am a 4 sided shape with one pair of parallel sides and diagonal sides. What shape am I?
Trapezoid
Rhombus
a shape with 4 sides, 4 congruent sides, obtuse and acute angles or right angles
How are trapezoids and squares the same?
They both have 4 sides, they can both have right angles and perpendicular lines
David measured his bedroom using a sketch. Find the total area of his bedroom. Label the units
4 x3 = 12
8 x 10 = 80
80 + 12 = 96 square feet
Does the geoboard represent half? How do you know?
No - one half has a greater area than the other half