Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - 1-3 Real Numbers and the Number Line - Practice and Problem-Solving Exercises: 66

Answer

20.6 ft

Work Step by Step

Substitute the given base position and simplify. $\sqrt {(5)^2+(4\times5)^2}\longrightarrow$ multiply within parentheses $=\sqrt {(5)^2+(20)^2}\longrightarrow$ simplify exponents $=\sqrt {25+400}\longrightarrow$ add $=\sqrt {425}$ find the square root $=20.6$
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