A) 20 cm |
B) 24 cm |
C) 30 cm |
D) 36 cm |
B) 24 cm |
Let the sides of trapezium be 5x and respectively.
According to the question,
\( \Large \frac{1}{2}\times(5x+3x)\times 12 \)=384
=> 8x=\( \Large \frac{384\times 2}{12} \) => x=\( \Large \frac{64}{8} \)=8 cm
Length of smaller of the parallel sides
= \( \Large 8\times 3 \) = 24 cm