The opposite angles of a parallelogram have measures of ##3x-20## and ##x+15##. What is ##x##?
February 20th, 2023
##x=17.5## (units).
Opposite sides of a parallelogram are congruent.
So:
##3x-20=x+15##
##3x=x+35##
##2x=35##
##x=17.5##.