300/20 = 15
she can skip 15 feet per second
hope this helps
I'm assuming you mean triangle angles?
If so, all angles add up to 180 so combine them and set them equal to 180.
51+82+5x+2=180
135+5x=180
5x=45
x=9
7 is the answer. hope this helps!
Answer:
gawin mo pag isipan mo wag puro brainly
Answer:
Either :
1/2 10x+1/2 20y+1/2 10z
or
5x+10y+5z
Step-by-step explanation:
You're just multiplying everything by 1/2
