Surface area = 2lw + 2lh + 2wh
Surface area = 2(10)(9) + 2(10)(3) + 2(9)(3)
Surface area = 180 + 60 + 54
Surface area = 294 square inches
Answer: 294 square inches
Surface Area of Cubes & Rectangular Prisms Practice
Complete this assessment to review what you've learned. It will not count toward your grade.
4 of 54 of 5 Items
Question
Use the image to answer the question.
Length is 10, width is 9, height is 3
What is the surface area of the rectangular prism?
(1 point)
square inches
1 answer