Cara is building a flower planter in her backyard. The planter shown in the figure below. The sides of each level of the planter are made of corrugated aluminum 8 inches
tall. The radius of the upper tier is 20 inches and the radius of the lower tier is 40 inches. About how much
corrugated aluminum is needed to build the planter?
a.
1,005.3 in
b. 2,010.6 in
c. 3,015.9 in?
d. 6,283.2 in?

Which points are solutions to the linear inequality y < 0.5x + 2? check all that apply. (–3, –2) (–2, 1) (–1, –2) (–1, 2) (1, –2) (1, 2)

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Hi, can anyone show me how to do this problem? 100 points for this. in advance