Enzo is buying wallpaper. He can choose one colour, one texture and one thickness for his wallpaper.
At his local DIY store, Enzo can choose from
27 different colours
14 different textures
The total number of options available to Enzo for his wallpaper is 2268
Work out the number of different wallpaper thicknesses that Enzo can
choose from.​

r(0,90)(x,y) . t(-5,0)

last option

step-by-step explanation:

∆def to ∆d"e"f"

- rotate 90 counterclockwise degrees

- then translated 5 to the left (x --> x - 5)

answer is the last option

dc=6 square root of 3 and ac is 12 square root 3

c and d

step-by-step explanation:

square root of 3/2 = 18/c

cross multiply to get 18*2=√3*c

36/√3 * √3/√3 = c

c= 36*√3/3

c=12√3