The interior angles formed by the sides of a quadrilateral have measures that sum to 360°.
what is the value of x?

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

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.

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?