The area of a trapezium is 384 cm square. Its parallel sides are in the ratio 3:7 and the perpendicular distance between them is 12cm. find the length of the parallel sides.
Answers
Answered by
2
Answer:
» ½ (3x + 7x) × 12 = 384
» 5x = 32
» x = 6.4
Therefore the length of the parallel sides are 19.2 cm and 44.8 cm .
Answered by
0
Step-by-step explanation:
1/2(7x+3x)12=384
then
x=6.4
3×6.4=19.2
7×6.4=44.8
Similar questions