17. Himanshi , Maitreyee and Tanya were asked by their teacher to make paintings and paste them on a board in such a way that the entire board gets covered. The size of the board en 120 cm x 90 cm. Himanshi and Maitreyee each made paintings measuring 60 cm x 30 cm What is the size of the painting that Tanya must make so that the whole board gets covers divide
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Answered by
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Step-by-step explanation:
Area of Board- 120cm*90cm = 10800cm square
Area of pantings made by Himanshu and Maitreyee-
2(60cm*30cm)
=2*1800cm. square
=3600
Tanya need to make a painting of size
10800cm.square - 3600cm.square
= 7200cm.square
Answered by
2
Hey mate
Area of board = 120×90
= 10800 sq cm
Area of paintings made by Himanshi and Maitreye = 2x (Area of each painting)
= 2× (60×30)
= 2× 1800
= 3600 sq cm
Area of painting that Tanya must make
= Area of board - Area of paintings made by Himanshi and Maitreye
= 10800 - 3600
= 7200 sq cm
Sorry if I did something wrong in this Answer
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