Examine if the following are true statements : 1. The cube can cast a shadow in the shape of a rectangle


2

311

April 10, 2019

Here are the shadows of some 3D objects, when seen under the lamp of an overhead projector


2

315

April 10, 2019

A bulb is kept burning just right above the following solids. Name the shape


2

207

April 10, 2019

What crosssections do you get when you give a (i) vertical cut (ii) horizontal cut to the following solids?


2

220

April 10, 2019

Give (i) an oblique sketch and (ii) an isometric sketch for each of the following :


2

239

April 10, 2019

Make an oblique sketch for each one of the given isometric shapes :


2

492

April 10, 2019

Three cubes each with 2 cm edge are placed side by side to for,n a cuboid


2

362

April 10, 2019

The dimensions of a cuboid are 5 cm, 3cm and 2cm. Draw three different


2

636

April 10, 2019

Use isometric dot paper and make an isometric sketch for each one of the given shapes :


2

332

April 10, 2019

Match the nets with appropriate solids :


2

277

April 10, 2019

Here is an incomplete net for making a cube. Complete it in at least two different ways


2

281

April 10, 2019

Can this be a net for a die? Explain your answer


2

112

April 10, 2019

Dice are cubes with dots on each face. Opposite faces of a die always have a total of seven dots


2

269

April 10, 2019

Identify the nets which can he used to make cubes (cut out copies of the nets and try it) :


2

239

April 10, 2019

Can a polyhedron have 10 faces, 20 edges and 15 vertices?


2

87

April 2, 2019

Using Euler’s formula find the unknown


2

221

April 2, 2019

Verify Euler’s formula for these solids


2

336

April 2, 2019

Is a square prism same as a cube? Explain


2

209

April 2, 2019

(i) How are prisms and cylinders alike? (ii) How are pyramids and cones alike?


2

114

April 2, 2019

Which are prisms among the following?


2

135

April 2, 2019

Is it possible to have a polyhedron with any given number of faces? (Hint : Think of a pyramid)


2

138

April 2, 2019

Can a polyhedron have for its faces (i) 3 triangles? (ii) 4 triangles? (iii) a square and four triangles?


2

161

April 2, 2019

Draw a map giving instructions to your friend so that she reaches your house without any difficulty


2

2925

April 2, 2019

Draw a map of your school compound using proper scale and symbols for various


2

2699

April 2, 2019

Draw a map of your class room using proper scale and symbols for different objects


1

1431

April 2, 2019

Look at the following map of a city


2

143

April 2, 2019

Draw the front view, side view and top view of the given objects,


2

1192

April 2, 2019

For each given solid, identify the top view, front view and side view


2

537

April 2, 2019

For each of the given solid, the three views are given. Identify for each solid


2

222

April 2, 2019

For each of the given solid, the two views are given. Match for each solid the corresponding


2

120

April 2, 2019
