HUUUYY PLEASE. Mikita is painting a spherical model of a human cell for a science fair. She uses 452.16 square inches of paint to evenly cover the outside of the cell with one coat of paint. What is the diameter of the cell model? (Use 3.14 for the
value of pi.)
6 in.
12 in
24 in.
36 in.

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

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.