CLASS-IX MATHS

THE DIAMETERS OF TWO CYLINDERS ARE IN THE RATIO 2:3 , THEN THE RATIO OF THEIR HEIGHTS, IF THEIR VOLUMES ARE THE SAME IS

• 9:5

• 9:4

• 6:5

• 3:2

THE HEIGHT OF A TRIANGULAR PRISM IS 10cm.THE SIDES OF THEBASE QARE 3CM, 4CM, 5CM. THE THE T.S.A IS

3. volume of sphere is

• 4cm

• 16cm

• 8cm

• 24cm

• 134.2 m

• 123.34 cm

• 130.23 cm

The radius of a roller is 0.7m and it is 2m long, then the area covered by it in 10 revolutions is

In the figure, if ADCE is a parallelogram , the the area of ECB is

Perimeter of semi-circle whose radius 'a' is

• both 2 & 3

In a parallelogram ABCD, DF is perpendicular to AB and BE is perpendicular to AD,AB=30cm and DF=6cm. If AD=20 cm, then BE=

• 35 cm

• 9 cm

• 9.5 cm

• 3.5 cm