# A right triangle has a 17 degree angle which is across from a side that is 9cm long. what is the perimeter of this triangle?

##### 1 Answer

Aug 7, 2018

The 9 cm would be the base of the triangle, using trig we can find the height (h)

Use Pythagoras to find the hypotenuse

Perimeter = 9 + h + c

Perimeter

P=69.2 cm (1 dp)