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29-05-2018
Mathematics

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No idea how to solve this question about number of tins

No idea how to solve this question about number of tins class=

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Аноним Аноним

29-05-2018

The area of the whole side = area of rectangel + area of the triangular part

= 10 * 20 + 1/2 * 20 * 4

= 240 m^2

Number of tins required = 240 / 25 = 9.6

So the required number of tins of paint =- 10.

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