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The hypotenuse of an isosceles right triangle is $14\sqrt 2$. what is the area of the triangle?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?