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Maths Puzzle
Numerical Ability
How do I find the volume of a sphere with only the circumferance?
7a. Find the volume of an orange whose circumferance is 40 cm. 7a.______________
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Can you help me solve this problem please.
Laurie left home and ran to the lake at 10mph. She ran back home at 8mph. If the entire trip took 27 minutes, how far did she run in
when factoring can these two have the same answer?
x^2-2xy+y^2 and x^2+2xy+y^2
if so is it because adding -xy and -xy is either -2xy or +2xy
while +xy and +xy can only +2xy