Find the geometric mean of the two numbers.6 and 20 Complete the sentence.
х 7 3 ?
10. If
3 9
=
-, then
x ?
?
11. If
y
8 12
х
then
==
II
Y ?
х
X+4
? ?
12. If -=
X-Y
7
then
=
4
?
13. Given BCDE ~ ACDF, find BA
с
7
B
В.
5
E
8
A
F

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

Without multiplying, tell which product is larger and why. 5 × 1/3 or 5 × 2/3 a)5 × 1/3 because 1/3 is less than 2/3 b) 5 × 1/3 because 1/3 is greater than 2/3 c) 5 × 2/3 because 1/3 is less than 23 d) 5 × 23 because 1/3 is greater than 2/3

Find the cube roots of 8i. write the answer in a + bi