



 
Hi Mubashir, Suppose you have a right triangle with sides of length $a, b, \mbox{ and }h$ units where $h$ is the length of the hypotenuse. Suppose one of the angles of the triangle has measure $x$ degrees as in the diagram. What is the sine of $x$ in terms of $a, b, \mbox{ and }h?$ What is the cosine of $x$ in terms of $a, b, \mbox{ and }h?$ If the sine and cosine are equal what can you say about $a$ and $b?$ What is $x?$ Penny  


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