What is a composite figure?
A figure made from two or more geometric figures (or shapes)
The formula for the area of a rectangle
What is: A = lw
What is the circumference of a circle if:
the diameter = 14 m
43.96 m
Find the area AND perimeter of this composite shape:
Area = 6 cm2
Perimeter = 15.5 cm
Name the collection of points equidistant from a point called the center
circle
What shapes would you divide this composite shape into?
What is one rectangle and one triangle.
The formula for the area of a triange
What is:
A=1/2 bh OR A= (bh)/2
What is the circumference of a circle if:
the diameter = 18 m?
56.52 m
Area of a triangle with a base of 16mm and a height of 9mm?
72mm2
Name the line segment that cuts a circle in half
Diameter
How do you find the area of a composite figure?
What is to find the area of each figure (or shape) and add them together.
The formula to find the area of a parallelogram
What is A = bh
The radius of this is 5, what is the diameter?
10
Find the area AND perimeter of this shape:
Area: 78 cm2
Perimeter: 44 cm
What do you call half of the diameter?
Radius
True or False? A composite figure must have an even number of sides?
false
The way in which we find the area of a trapezoid
Add two sides together to average them and multiply that by the height.
The radius of this circle is 3cm, what is area?
What is 28.26cm2
Find the area of this regular trapezoid:
48in2
The outside measurement of a circle
Circumference
True or False? A composite figure can have a maximum of 3 shapes.
false
The two formulas you would need to calculate the area of a rectangle and a triangle
A = lw and (bh)/2
The radius for this circle is 45m, what is the circumference?
What is 282.6m
Find the area and perimeter of this shape.
Area = 140 cm2
Perimeter = 55cm
What is a group of hedgehogs called?
A group of hedgehogs is called a prickle.