∠A+∠B=∠ACD
So, ∠A=93-31=62°
I think it mean that, right?
Answer:
81
Step-by-step explanation:
27 total of pupils.
girls 1×27=27
boys 2×27=54
total 54+27=81
Answer:
D
Step-by-step explanation:
Look at the graph. You want to see how much distance he is at 9 minutes. Go all the way to 9 minutes, then go up. What coordinate does it fall in? (9,80). He travelled 80 meters in 9 minutes. (D)
Answer:
11
Step-by-step explanation:
Plug in
0 for j to get 1
1 for j to get -2
2 for j to get 4
3 for j to get -8
4 for j to get 16
Then add 1 - 2 + 4 - 8 + 16 = 11
Answer:
I don't know
Step-by-step explanation:
