If PQR and RQS form a linear pair and mPQR = 5x+5 and mRQS = 11x-65 then mPQR=?
1 Answer
May 2, 2018
Explanation:
#"a linear pair indicates their sum "=180^@#
#rArranglePQR+angleRQS=180^@#
#rArr5x+5+11x-65=180larrcolor(blue)"solve for x"#
#rArr16x-60=180#
#"add 60 to both sides and divide by 16"#
#rArr16x=180+60=240#
#rArrx=240/16=15#
#rArranglePQR=5x+5=(5xx15)+5=80^@#