All ISEE Upper Level Quantitative Resources
Example Questions
Example Question #1 : How To Find The Surface Area Of A Tetrahedron
Which is the greater quantity?
(a) The surface area of a regular tetrahedron with edges of length 1
(b) 2
Possible Answers:
(a) and (b) are equal.
It is impossible to tell from the information given.
(a) is greater.
(b) is greater.
Correct answer:
(b) is greater.
Explanation:
A regular tetrahedron has four faces, each of which is an equilateral triangle. Therefore, its surface area, given sidelength , is
.
Substitute :
, so (b) is greater.
Kaitlyn
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University of North Carolina at Chapel Hill, Bachelor in Arts, English. North Carolina Central University, Master of Arts, En...
All ISEE Upper Level Quantitative Resources
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