1.

A right triangle has perimeter of length 7 and hypotenuse of length 3. iftheta is the larger non-right angle in the triangles, then the value of cos theta equals

Answer»

`(SQRT(6)-sqrt(2))/(4)`
`(4+sqrt(2))/(6)`
`(4-sqrt(2))/(3)`
`(4-sqrt(2))/(6)`

ANSWER :D


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