1) 2a = 9b ⇒ 2:9
2) a + b = 3b ⇒ a = 2b ⇒ 1:2
Answers: 2:9 and 1:2
I'm pretty sure it is 155
Using TOA CAH SOH
You are given an angle and a length, in this case the lenth is adj to the angle.
∴ use TOA
tan(32) = f/18
f = 18tan(32)
f = 11.24764 units
f ≈ 11.25 units (2d.p.)
Answer:
x = -9
Step-by-step explanation:
3-2x=21
-3 -3
-2x=18
/-2 /-2
x=-9
Answer:
all you have to do is add
Step-by-step explanation: