Asubstance made of two or more elements that cannot be separated by physical means is called a
a. compound.
b. multi-element.
c. homogeneous mixture.
d. heterogeneous mixture.

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

If eh = hg and hg=16, find the diameter of k

In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units