I need help with this ASAP The surface of a rectangular prism with length L, width w, and height H, is given by the expression 2Lw + 2Lh + 2wh. Write an equivalent expression using the distributive property.

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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.

The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)