Question

A rectangular Lawn is 45m lpng and 18m wide. How many right Tringular beds, Whose side containing right angle measure 3m×2m can be laid in this lawn?

Answer 1

ar of lawn = 45 * 18
                .= 180
ar of 1 triangular bed = 1/2 * 3 *2
                                  = 3
no. beds = 180/3 = 60 beds

Answer 2

no. of right triangular beds=area of rectangle/area of right angled triangle
=45×18 divided by 1/2×3×2
=810÷3
=270