



 
Hi Ashley, If you have a right triangle with sides of length a and b and hypotenuse of length h the Pythagoras Theorem says
You have a = 16 and h = 20 so you can substitute these values into the equation above and solve for b. Then use the fact that the area of a triangle is half the base times the height to calculate the area. Penny  


Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences. 