Math, asked by krishna318, 1 year ago

answer this question clearly

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Answered by tejasri2
33
there are 9 sections
each section was provided a sheet measuring 75*40cm
total area of sheet=75*40*9
=1800cm square
=3*3*3*10*10
=3 cube *10 square cm square
if this is the correct answer
please mark me as brain liest answer
Answered by BloomingBud
87
Hello............... ^_^

Here is your answer....

Q. As a part of 'Earth Day's celebration an inter class poster making competition was arranged between nine section of class-VIII.Each section was provided a sheet measuring 75cm X 40cm for making the poster.

(a) Find the total area of sheet provided to the students. Express the area in exponential form.

solution:
area \:  \: of \: 1 \:  \: sheet = 75 \times 40 \:  \:  {cm}^{2}   \\  \:  \:  \:  \:  \:  \:  \:  \:   \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   \:  =  {3000 \:  \: cm}^{2}  \\  \\ in \: 1 \: section \:  = 3000  \:  \: {cm}^{2}  \\ in \: 9 \: section \:  = 3000 \times 9 \:  \:  \:  {cm}^{2}  \\   \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  = 27000 \:  \:  {cm}^{2}  \\  \\ 27000   =  {(30})^{3}

(b) Write any two ways by which you can save earth.
1)Planting more trees.
2)Keeping environment clean.
3)Avoid using polybags.



Hope it helps .............^_^
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