Question

A carpenter makes a letter-box which has a volume of 11200 cm³. The base has an area of
560 cm². What is the height of the letter-box?​

Answer 1

Answer:

Refer to the attachment

Answer 2

Answer

20 is the height of letter box

Step-by-step explanation:

Volume of letter box = 11200cm³

Area of Base = πr²

= 560 cm²

Volume of letter box = πr²h

11200 = 560× h (πr² is area of Base which is 560)

11200/560 = h

20 = h