Question #79f13
1 Answer
Jan 31, 2018
Explanation:
#• " supplementary angles sum to "180^@#
#"add the parts of the ratio "4+11=15" parts"#
#"1 part "=180^@/15=12^@#
#rArr"4 parts "=4xx12^@=48^@#
#rArr"11 parts "=11xx12^@=132^@larrcolor(blue)"larger angle"#
#color(blue)"check "48^@+132^@=180^@#