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CUET
General Test
Quantitative Reasoning
Mensuration: 2D
Observe the above figure and answer the question.
The length of AC is.
14 cm
10 cm
12 cm
13 cm
In Δ ADC, \(\angle\)D =90°
By using pythagoras theorem:
AC2 = AD2 + DC2
AC2 = 62 + 82 = 36 + 64 = 100
AC = 10 cm