The volume of this prism is 336mm3. The depth,
, of the prism is 21mm.
Work out area of the cross-section

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

What is (28 + 7 + 6 + 3) x 1/2 show your work

How many terms does the polynomial x^2 y^2 have