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- Jun 26th 2012, 12:12 PM #1

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## SAT question

**3.**One side of a triangle has length 8 and a second side has length 5. Which of the following could be the area of the triangle?

I 24A. I only

II 20

III 5

B. II only

C. III only

D. II and III only

E. I, II and III

the correct answer is D i and get II 20 but not III 5

sorry repost i put it in the wrong section earlier.

- Jun 26th 2012, 12:30 PM #2

- Jun 26th 2012, 12:58 PM #3

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## Re: SAT question

Another way to think of it: Let be the angle between the two sides of lengths 8 and 5. The area of the triangle is

Since ranges between 0 and 1 (for ), the area can range from 0 to 20. The correct answer is D.

Note: You don't*need* trig on the SAT, but you can definitely use it.