1.

The two equal sides of an isoceles triangle with fixed base b are decreasing at the rate of 3cm /s. How fast is the tea decreasing when the two equal to the base ?

Answer»

`sqrt(3)b CM^(2)//s`
`sqrt(3)b cm^(2)//s`
`sqrt((3)/(2))cm^(2)//s`
`sqrt(3)b^(2)cm^(2)//s`

ANSWER :A


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