(a)
This question has two parts. Be sure to scroll all the way down and make sure to show all of your work on the second part.
Jerry wants to wrap a present in a box for his friend. The box measures 10 cm wide, 4 cm high, and 17 cm long. How much wrapping paper will Jerry need to wrap the present?
Surface Area =
2
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�
+
2
�
ℎ
+
2
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ℎ
2lw + 2lh+2wh
Surface Area = 2(10)(4) + 2(10)(17) + 2(4)(17)
Surface Area = 80 + 340 + 136
Surface Area = 556 square cm
Therefore, Jerry will need 556 square cm of wrapping paper to wrap the present.