Question

The slant height of a cohical mountain is 3.6km and the area of its base is 2sq.km How high is the mountain

Answer 1

Answer:

Given:

Slant height of conical mountain =2.5km

Area of its =1.54km

2

Let the radius of base be 'r' km, height of the mountain in 'h' km and slant height be 'I' km

Area of base =πr

2

1.54=22/7r

2

or r=0.7km

We know that, I

2

=r

2

+h

2

(2

5

)

2

=(0.7)

2

+h

2

6.25−0.49=h

2

or h=2.4km

Step-by-step explanation:

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