I'm pretty sure this is Triangle stuff, with Sin, Cos + Tan, etc.
I can't remember it all I'm afraid, but the angle will be the 1 degree, 10 minutes - the Hypotenuse side will be the 3.5 km
Answer:
x≤17
Step-by-step explanation:
For a you need to do (10 times 13) plus (10 times 7) because there's two boxes one is shaded.
For b you need to do (7.5 times 20) plus (2.5 times 20)
Answer:
9x - 15
Step-by-step explanation:
3[(x-5)+2x]
3(3x -5)
= 9x - 15
tadah!
Answer:
a=-1
Step-by-step explanation:
2a-3=-5
2a=-5+3
2a=-2
a=-2/2
a=-1
