Sheet # 184 Critical Thinking
Name: _____________________ Date_____________
Use drawings, words, or numbers to explain how you got your answer.
Each of the figures below is formed by eight 1-cm cubes.
What is the surface area of each figure?
Answers for sheet # 184
Block # A: 4 sq. cm/face x 6 faces = 24 sq. cm
Block # B: 2 faces x (8 sq. cm/face) + 2 face x 2 sq cm/face + 2 faces x 4 sq. cm/face
16 + 4 + 8 = 28 sq. cm
Block # C: 4 faces x ( 8 sq cm/face) + 2 faces x 1 sq. cm/face
= 34 sq. cm