What is the rule for Perimeter of a Triangle?
P = Sum of sides or
P = S1 + S2 + S3
What is the rule for Perimeter of a Rectangle?
P = Sum of sides or
P = 2 x (L+W)
What is the rule for Perimeter of a Parallelogram?
P = Sum of sides
How many inches in a foot?
12 inches
What is the formula for circumference?
3.14 x. diameter
or 3.14 x radius x 2
formula for area of circle?
Pi * radius2
3.14 * r2
What is the formula for area of a triangle?
What is the perimeter of this rectangle?
104mm
What is the perimeter of this shape:
124 m
The outside of a shape is called...
PERIMETER
What is the circumference if radius = 8 cm
50.24 cm
What does it mean to square a number?
Multiply it by itself
What is the perimeter of this triangle:
203cm
What is the perimeter of this rectangle?
74mmÂ
What is the area of the parallelogram:
7,360 cm2
Find the area in m2 of a desk top measuring 95cm by 54cm.
0.513m2
A regular lawn contains TWO circular gardens each with diameter of 5 feet. What is the total circumference?
Circumference of one garden: 15.7 feet
Circumference of two gardens: 31.4 feet
Area of circle with a radius of 6 inches
113.04 in2
What is the area of this triangle?
3km2
What is the area of this rectangle?
26.66m2
What is the area of this parallelogram?
440 cm2
What is the perimeter of a triangle with two equal sides of 55 mm and a base of 35mm?
145 mm
A garden measuring 20 feet in diameter would have a circumference of what?
62.8 feet
area of circle with radius 25 cm
1,962.5 cm2
What is the area of this triangle?
0.7m2
What is the height of a rectangle with base length 25 cm has an area of 375 cm2.
15cm
Draw a rectangle that has the same base and area as this parallelogram.
A rectangle has an area of 120 ft2. The length is 40 feet. What is the width?
3 feet
If a round swimming pool is 75 feet across, what is the distance around the outside?
235.5 feet
Area of circle with a diameter of 100 cm
7,850 cm2