Surface areas and volumes

Formula for curved surface area of cylinder

Formula for calculating total surface area of cuboid is

• 2(l+b) h + lb

• 2(lb + bh + lh)

• 2(lb + lh + lb)

• 2lb + bh + lh

Tags

CCSS.6.G.A.4

Formula for curved surface area of cone is

Formula for calculating total surface area of cone is

A plastic box 5m long,4 m wide and 3 m deep,is to be made.Ignoring the thickness of the plastic sheet, determine the area of the sheet required for making the box.

• 74 sqm

• 84 sqm

• 94 sqm

• 104 sqm

Tags

CCSS.6.G.A.4

A cubical box has each edge 10 cm and another cuboidal box is 12.5 cm long,10 cm wide and 8 cm high.Which box has greater lateral surface area

• cuboidal box

• cubical box

Tags

CCSS.6.G.A.4

A conical tent is 10 m high and the radius of its base is 24 m. its slant height is

• 23 m

• 25 m

• 26 m

• 27 m

Tags

CCSS.HSG.SRT.C.8

The surface area of a cube whose edge equals to 3cm is:

• 62 sq.cm

• 30 sq.cm

• 54 sq.cm

• 90 sq.cm

Tags

CCSS.6.G.A.4

The surface area of cuboid-shaped box having length=80 cm, breadth=40cm and height=20cm is:

• 11200 sq.cm

• 13000 sq.cm

• 13400 sq.cm

• 12000 sq.cm

Tags

CCSS.6.G.A.4