Answer:
79
Step-by-step explanation:
if you take a look at the problem it looks like it has an even with, so you subtract 152 by 73 to get 79.
The hypotenuse of the triangle is given by:

Substituting values:

Clearing CB we have:

Then, the perimeter of the triangle is:

Substituting values:
Answer: the perimeter of triangle BRC in units is: D.6 + 2√5
c
Step-by-step explanation:
8877284857944764477$68+)(
I know point a=1 But the others not sure