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A round cake has a diameter of 30 cm. Angela places the cake on a circular cake board with a diameter 5 cm
longer than that of the cake.
What is the circumference of the cake board?
Give your answer in terms of T.
cm
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Respuesta :

Answer: Circumference of cake board is 35π cm.

Step-by-step explanation:Since we have given that

Diameter of a round cake = 30 cm

Diameter of a cake board is 5 cm longer than the diameter of a round cake.

So, Diameter of a cake board = 30+5=35 cm

So, radius of a cake board will be

As we know the formula for " Circumference of Circle ":

So, According to question, we get,

Hence, Circumference of cake board is 35π cm.

Answer: 35π cm

Step-by-step explanation:

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