Rohini is a little girl. She has own room for study. She wanted to decorate her room. Here is a diagram of her rooms wall.There is a relation between the paintings that are hanging on the wall. It is that every last paintings area doubled the smaller painting's area.(1st paintings area is doubled the second painting's area and the 2nd painting's iis double the third painting's area)Area of all painting = Area of the Clock the small sized painting(3rd painting) has area 9 cm², then find the area of the large sized painting(1st painting)?
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Given : every last paintings area doubled the smaller painting's area.
Area of all painting = Area of the Clock
the small sized painting(3rd painting) has area 9 cm²,
To Find : area of the large sized painting(1st painting)
Area of the Clock
Solution:
third painting's area = 9 cm²
2nd painting's area = 2 x9 = 18 cm²
1st paintings area = 2 x 18 = 36 cm²
Total area of All painting = 9 + 18 + 36 = 63 cm²
area of the large sized painting = 36 cm²
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