Question

Which expressions could be used to calculate the area of this patio?



Choose exactly two answers that are correct.
















A.
(18 • 21) – (12 • 5)







B.
(12 • 21) + (6 • 15)







C.
(18 • 21) – (16 • 6)







D.
(18 • 5) + (16 • 12)

Answer 1

sum, or subtraction of rectangular areas, Area = Length x Width, same fashion as

http://openstudy.com/study#/updates/54b76950e4b0c3c339281f97

Answer 2

C D

Answer 3

D

Answer 4

AND

Answer 5

C