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Mathematics 7 Online
OpenStudy (anonymous):

Help? Medal will be given What is the value of x? http://i.imgur.com/rl4U56S.gif A. 3 B. 6 C. 3/2 D. 6/2

OpenStudy (welshfella):

you can use trigonometry to solve this cos 45 = 6/x solve for x

OpenStudy (anonymous):

x^2 = 6^2 + 6^2 x = 8.48

OpenStudy (anonymous):

as it is a isosceles right angled triangle apply pythagoras theorem

OpenStudy (anonymous):

Thank you both :3

OpenStudy (welshfella):

yw

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