ANSWER:
Domain: {3, 7, 4, a}
Range: {a, b, 4, 0}
The problem simplified is 36√ 2abc
ΔABC ~ ΔADE
AC/AE = AB/AD
AC/(AC+15) = 8/18
18AC = 8(AC+15)
18AC = 8AC + 120
18AC - 8AC = 120
10AC = 120
AC = 120/10
AC = 12
318*2-47=589 There are 589 nonfiction books in the library
Answer:
a^2 + b^2 = c^2
3^2 + b^2 = 5^2
9 + b^2 = 25
b = _/16
b = 4
Explanation:
Pythagorean Theorem
