A concrete tank has an external diameter of 5 m and an internal height of 3 m. The walls and base of the tank are 20 cm thick.
a. Find the volume of the concrete required to make the base.
b. Find the volume of concrete required to make the walls.
C. Find the total volume of concrete required.
d. Find the cost of the concrete at $142 per m

Name the most appropriate metric unit for each measurement like a length of an carrot

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

Can someone pls ! pls answer all. no explanation needed..