perimeter – measurement of the distance around the outside of a polygon or a circle
Perimeter The distance around the outside of a shape.
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Transcript of Perimeter The distance around the outside of a shape.
Perimeter
The distance around the outside of a shape.
Perimeter
The distance around the outside of a rectangle.
PerimeterTo find the perimeter you need to measure the
length of each side of the rectangle.
then add them together.
Perimeter
Measure each side of the triangle then add them together.
CircumferenceThe distance around the outside of a circle.
Distance acrossmiddle.Diameter
Distance frommiddle to circumference.
Radius
PerimeterThe distance around the outside of a rectangle.
length
length
width width
Perimeter = (2 x L) + (2 x W)
PerimeterDo you have to measure every side to find the
perimeter of these shapes?
Perimeter Word Problems
1. A regular pentagon has one side 25cm long.How long is the perimeter of this shape?
2. A regular hexagon has a perimeter of 300cm.How long is the length of one side?
2. A Hexagon has a perimeter of 300cm.How long is the length of one side?
3. A square field has a perimeter of 1200m.How long is the length of each side of the field?One side of the field is hedged. What length of fencing is needed to fence in the other three sides?
What is the perimeter of a square of side 20cm?
If the perimeter of square is200cm. What is the length of one of
the sides?
What is the perimeter of an equilateral triangle of side 8.9cm?
A regular heptagon has a side length of 26cm. What is it’s perimeter?
A rectangle has a perimeter of 68cm.It’s short side is 10cm. What is the
length of the long side?