philgilbert philgilbert

18-03-2020
Mathematics

contestada

A, B & C form the vertices of a triangle.
∠
CAB = 90°,
∠
ABC = 65° and AC = 9.5.
Calculate the length of AB rounded to 3 SF.

Respuesta :

peyton4866 peyton4866

18-03-2020

Tan 65=AB/9.5

Multiply both sides by 9.5

AB=20.372815

I don’t know what 3 SF means but you can round.

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