There are three squares. The area of the smallest one is 2 . The side-length of the second square is twice the side-length of the smallest one. And the side-length of the third square is three-times the side-length of the smallest one. The total area of the three squares is
A.
12
B.
28
C.
36
D.
72
Exam No：2018 First Round Grade 4 Year：2018 Question No：15
Answer:
B
Knowledge points:
G4 - Geometry - Area (Rectangles & Squares)
Solution:
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