On Fifth June, i.e. on world environment day, the mathematics teacher asked the students of standard X toplant 300 trees in a rows, to form an isosceles triangle. The number of trees in the successive rows increasingby one from the start by 1 tree to the base. How many trees the student have to plant in the row which formsthe base of the triangle ?12]- tree

On Fifth June, i.e. on world environment day, the mathematics teacher

1.	On Fifth June, i.e. on world environment day, the mathematics teacher asked the students of standard X toplant 300 trees in a rows, to form an isosceles triangle. The number of trees in the successive rows increasingby one from the start by 1 tree to the base. How many trees the student have to plant in the row which formsthe base of the triangle ?12]- tree
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