Answer:
34
Step-by-step explanation:
All angles of a triangle add up to 180 degrees so you would subtract from 180 with the angles you already have to get your answer. 180 - 115 - 31 = B which is 34.
(f•g)= f(1)•g(1)
= 5(1)^2 • (1)+1
= 5(1) • 2
= 5 • 2
= 10
Your answer here is 10.
Hope I helped!
depends on what it is. like is it a dice or something you're pulling out of a bag.
there are 161 boys and 225 girls.
the answers are
a)-22
b)22
d)12
