Step-by-step explanation: The equation for the area of a circle is π*r², since the base of a cylinder is a circle we take the equation of a circle and multiply the height of the cynlinder by using the equation π*r²*h to get the volume of a cylinder. In this case our factors are
87g divided by 10 = 8.7 8.7 times 7 = 60.9 60.9g of sugar is needed to make 7 cakes Hope this helps! Feel free to thanks me, rate me 5/5 and make me brainliest!!!