engineering drawing form 4(figure of equal area)
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GEOMETRICAL DRAWINGGEOMETRICAL DRAWING
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
LOCAL PUBLICATIONS (001427383-A)
A B
C
D
FIGURE 1
R
1. Figure 1 shows a quadrilateral ABCD. Construct a triangle equal in area to the quadrilateral.
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
LOCAL PUBLICATIONS (001427383-A)
2. Figure 2 shows a polygon ABCDE. Construct a triangle equal in area to the polygon.
FIGURE 2
B
C
D
E
RQ A
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
LOCAL PUBLICATIONS (001427383-A)
3. Figure 3 shows a triangle ABC. Construct a rectangle equal in area to the triangle.
FIGURE 3
A B
C
R
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
LOCAL PUBLICATIONS (001427383-A)
4. Figure 4 shows a triangle ABC. Construct a rectangle equal in area to the triangle.
FIGURE 4
A B
C
R
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
LOCAL PUBLICATIONS (001427383-A)
5. Figure 5 shows a rectangle ABCD. Construct a square equal in area to the rectangle.
FIGURE 5A B
CD
P Q
x
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
LOCAL PUBLICATIONS (001427383-A)
6. Figure 6 shows a triangle ABC. Construct a new triangle equal in area to the triangle. One of the new side of the triangle is AP.
FIGURE 6A B P
C
x
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
LOCAL PUBLICATIONS (001427383-A)
7. Figure 7 shows a square ABCD. Construct a rectangle equal in area to the square whereas BP is the base of the rectangle needed.
FIGURE 7
A B P
CD
P O
x
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
LOCAL PUBLICATIONS (001427383-A)
8. Figure 8 shows template ABCD. Construct a rectangle equal in area to the template whereas AP is a height of the rectangle needed.
FIGURE 8A B
P
CD
A'
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
FIGURE 9
BA
C
D
9. Figure 9 shows template ABCD. Construct a rectangle with height of 70 mm equal in area to the template.
LOCAL PUBLICATIONS (001427383-A)
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
LOCAL PUBLICATIONS (001427383-A)
10. Figure 10 shows template ABCDEF. Construct a rectangle equal in area to the template.
FIGURE 10
BA
C
E
D
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
LOCAL PUBLICATIONS (001427383-A)
FIGURE 11
A B
C
D
E
PR QF
11. Figure 11 shows template ABCDE. Construct a square equal in area to the template.
CHAPTER 1 : GEOMETRY – FIGURE OF EQUAL AREA
LOCAL PUBLICATIONS (001427383-A)
12. Figure 12 shows template ABCD. Construct a right triangle equal in area to the template where as BP is the base of the triangle.
OP
Q
FIGURE 12
A B P
D C
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