1998 AHSME Problem 19

Geometry Level 2

How many triangles have area 10 and vertices at (-5,0),(5,0) and ( 5 cos ⁡ θ , 5 sin ⁡ θ ) (5\cos \theta, 5\sin \theta) for some angle θ \theta ?

8 4 6 2

Daniel Hirschberg by Daniel Hirschberg , 39, USA

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1 solution

Finn Hulse
Apr 28, 2014

One in each quadrant! :P

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