3) You stand 100 feet from a tree. The angle of elevation from you to the top of the tree is 47º. How tall is the tree to the nearest foot?

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

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.

What is x and y intercepts for y=x+7