Nayland College, Nelson, co-educational high school ...



Rule: ……………………………………

( is ………………….… (use calculator button)

1) 2)

Area = Area =

Area = Area =

Rule:

1) Perimeter = 2) Perimeter =

3)

Perimeter = 4) Perimeter =

Suppose the earth was a perfect sphere and its diameter was 12 700 km

If you wrap a piece of rope around the equator how long will it be?

If 2m is added to the rope,

how high above the surface of the earth will the rope now be?

1) Area =

Perimeter =

2) Area =

Perimeter =

3) Area =

Perimeter =

If the area of the top of a circular table is 1200 cm2

Find the radius of the table

The distance around a circular pond is 63m

What is the diameter of the pond?

The area of this shape is 24 cm2

Find the perimeter of the shape

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60Ú[?]

Equator problem

3.4 m

Sectors

HW

p55 Ex 11.01

p55 Ex 11.02

3 m

7 m

8 cm

3 m

Circles: Perimeter

Gamma

pg. 234 Ex 13.4

12m

2cm

4m

10cm

60˚

Equator problem

3.4 m

Sectors

HW

p55 Ex 11.01

p55 Ex 11.02

3 m

7 m

8 cm

3 m

Circles: Perimeter

Gamma

pg. 234 Ex 13.4

12m

2cm

4m

10cm

6 m

20˚

20 cm

(

r

Radius

Circles: Area

Finding radius

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