Answer:
The formula for the pyramid’s volume is given by one-third of the product of the area of the base to its height. Such as: Volume = 1/3 x Area of the Base x Height. V = ⅓ A × H. Where V = Volume, A = Area and H = height.
Step-by-step explanation:
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I am pretty sure the answer would be (a)
30% decrease
50 - 35 / 50
= 15/50
= 3/10
= 30% (decrease as value is lower than original)
The answer is 20/7, hope that helps you out have a good day