Area & Perimeter
Quadrilaterals and Area
Scaling
Vocabulary
Triangles & Circles
1
This operation is used to calculate perimeter.
What is addition?
1
These 4 quadrilaterals have all parallel sides.
parallelograms, rectangles, rhombuses, and squares
1
Operation involved with calculating scale factors.
What is multiplication?
1
The entire two-dimensional space within a shape.
What is the area?
1
This is the formula for area of a triangle.
What is 1/2 base times height?
2
This value is measured in square units.
What is area?
2
This quadrilateral has one set of parallel sides
trapezoid
2
Scaled copies are the same shape but either larger or smaller. The sides of each copy are ________.
What is proportional?
2
The number by which you multiply the sides of a shape to enlarge or shrink its copy.
What is the scale factor?
2
The total number of degrees in a circle is ______.
What is 360?
3
Calculate the perimeter of a rectangular lawn that is 50 ft long and has an area of 1250 ft2. Don't forget the units!
What is 150 ft?
3
formula for area of a quadrilateral
What is length times width OR base times height
3
A triangle has side lengths of 4, 6, and 9. List the side lengths of the corresponding copy that has a scale factor of 3.
What are 12, 18, and 21?
3
Matching sides or angles in scaled copies are called this.
What is corresponding?
3
Find the Area of this circle
2,461.76 cm2
4
The term for perimeter of a circle is ____________.
What is circumference?
4
What is the area for this whole shape? Don't forget the label!
44 cm2
4
Scale factor of copies does not apply to this.
What are the angle measurements?
4
Movements of a shape around a coordinate plane with no change in scale.
What are rigid transformations?
4
A circle with a diameter of 1000 in. Leave π in the answer.
5
A triangle with an area of 12 cm2 sits on a 6cm tall square. Calculate the area of the combined shape. Don't forget the units!
What is 48 cm2?
5
The area of the quadrilateral with the '?'.
What is 72 in2?
5
The scale factor of Triangle B is 1/2 of Triangle A. Triangle B is _____________ compared to Triangle A.
What is smaller OR half the size?
5
This is the point where two or more rays/lines meet.
What is a vertex?
5
An angle pair that combine to form a straight line are called this.
What is supplementary?