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Mathematics, 02.06.2021 15:50 emmiles2005

8) Lena is a baker who got an order for a 3 tier round cake. The top layer should have an area of 27cm². The middle layer has a radius of 1.5 times greater than the top layer. The bottom layer has a radius 3 times greater than the top layer a) What is the radius, diameter and circumference of the top layer? b) What is the area, diameter and circumference of the middle layer? c) What is the diameter, area and circumference of the bottom layer? d) Another customer wants a square cake with the same area as the bottom layer of the round tier cake. What is the side length of the cake and it's perimeter?

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