DSSSB · Mathematics
The ratio of the radius to the height of a cone is 3:4. If the total surface area of the cone is 1056 cm², what is the radius (in cm)? (Take π = 22/7)
- √17 cm
- 3√14 cm
- 12 cm
- 15.5 cm
The ratio of the radius to the height of a cone is 3:4. If the total surface area of the cone is 1056 cm², what is the radius (in cm)? (Take π = 22/7)
- √17 cm
- 3√14 cm
- 12 cm
- 15.5 cm
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