question archive The length in isometric drawing of line is 20 cm
The length in isometric drawing of line is 20 cm
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The length in isometric drawing of line is 20 cm. What is the true length of it?
a) 24.53 cm
b) 15.46 cm
c) 19.31 cm
d) 23.09 cm
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Answer: a
Explanation:
The ratio of isometric length to true length is 0.815 so here it is given isometric length of 20 cm. 0.815 = 20 cm / true length
=> true length = 20 cm /0.815 = 24.53 cm.
Every time the true length is more than isometric length.
