Answer:
20 + d = 40
Step-by-step explanation:
It gives you 20 so you just say you want to add Donnie's age to equal 40. In math,
and/sum means add +
is means equals =
{x+1}=5
x=4 or -6
sinθ = p/h = 4/6= 2/3
θ = 41 degrees
33.7 m
tan ACB = AB/AC
tan 34 = AB/50
AB = 50tan(34)
AB = 33.7254258421
