2d shapes and 3d solids

a circle has diameter 12cm what is its radius

• 100

• 6

• 5

• 2

Triangle area is

• Hight times base dived two

• hight times base

• hight times two

• two times base

The circle circumference is 6.28 what is diameter ?

• 2

• 1

• 4

• 100

What is cylinder surface area

• Circle area times two add square

• Circle add square

• Circle times square

• Circle times Hight

what is triangle aera

• 1.5

• 4

• 6

• 3

What is triangle aera

• 180

• 100

• 10

• 50

What is perimeter of this triangle

• 100

• 120

• 50

• 10