a vertical stick is 8m high and the length of it's shadow is 6m. find the distance between the top of the stick and its shadow​

Which of the following is true for the relation f(x)=2x^2+1

If you have the following equation, 2/3x+5/6-x=2-3/4x what would you multiply each term by to get rid of all the fractions

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?