Answer:
120 - 11d + 2d + 4d - 5 = 16
-5d = - 99
5d = 99
D = 19.8
Thank you and please rate me as brainliest as it will help me to level up
Step-by-step explanation:
this is a famous triangle :) known as the 3-4-5 triangle...
it has an angle of 53.73... on the side with the 3
and an angle of 36.869... on the side with the 4
hope that helps with what ever the question is :)
