Answer:
Here are the formulae you need. Just plug in the values you have and you will get your answers.
Area of a triangle: 1/2*base*height
Volume of a rectangular prism: length*width*height
Volume of a cylinder: pi*r^2*height
Step-by-step explanation:
.25x54=13.5 163x1.25=203.75 13.5+203.75=217.25
B it is a surd and surds are irrational
Answer:
69.53
Step-by-step explanation:
I did it on my calculator.