**Question 5 (12 marks):**

You are

**not**allowed

**to use graph paper to answer this question.**

**Diagram 5.1 shows a pyramid with rectangular base**

(a)

(a)

*ABCD*

*on a horizontal plane. Vertex*

*E*is vertically above

*C*. Triangles

*BCE*and

*DCE*are vertical planes. Triangles

*ABE*and

*ADE*are inclined planes.

**Diagram 5.1**

Draw to full scale, the plan of the solid.

**Another solid cuboid with rectangle base**

(b)

(b)

*BLKC*is joined to the pyramid in Diagram 5.1 at the vertical plane

*BCFM*. The composite solid is as shown in Diagram 5.2. The base

*ABLKCD*lies on a horizontal plane

**Diagram 5.2**

Draw to full scale,

**(i)**the elevation of the composite solid on a vertical plane parallel to

*ABL*as viewed from

*X*.

**the elevation of the composite solid on a vertical plane parallel to**

(ii)

(ii)

*LK*as viewed from

*Y*.

*Solution*:**(a)**

**(b)(i)**

**(b)(ii)**