Answer:
144
Step-by-step explanation:
20×12=240
add 4 to 20 and 12
makes a new rectangle 24×16
24×16=384
384-240=144
i cant see it
A
6ft plus 1 3/4 is 7 3/4
Sorry for minimum explanation but I hope it helped!
x^2+8x
instructions included above :)
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