1
Question
Construct ¯¯¯¯¯¯¯¯AB of length 7.8 cm. From this cut off ¯¯¯¯¯¯¯¯AC of length 4.7 cm. Measure ¯¯¯¯¯¯¯¯BC.
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Solution
Steps of construction:
(i) Place the zero mark of the ruler at A.
(ii) Mark a point B at a distance 7.8 cm from A.
(iii) Again, mark a point C at a distance 4.7 from A.
By measuring BC, we find that BC = 3.1 cm.
Hence, we get the figure as shown:
Steps of construction:
(i) Place the zero mark of the ruler at A.
(ii) Mark a point B at a distance 7.8 cm from A.
(iii) Again, mark a point C at a distance 4.7 from A.
By measuring BC, we find that BC = 3.1 cm.
Hence, we get the figure as shown:
Suggest Corrections
3
of
length 7.8 cm. From this, cut off
of
length 4.7 cm. Measure
.