Respuesta :
they are both 82.5 degrees.
subtract 15 from 180 which equals 165. then divide 165 by 2 to get 82.5, which is the answer for the measurements of angle a and r.
subtract 15 from 180 which equals 165. then divide 165 by 2 to get 82.5, which is the answer for the measurements of angle a and r.
They both are 82.5 degrees.since it’s isosceles triangle the bases angles have the same measure