Respuesta :

asiansquat

Answer:

Step-by-step explanation:

5. x/7 = 9/x

x^2 = 63

x= 3[tex]\sqrt{7}[/tex]

6. x/84 = 16/x

x^2 = 1344

x=8[tex]\sqrt{21}[/tex]

7. x/12 = 12/16

16x=144

x=9

8. x/48 = 48/64

64x=2304

x=36