Answer: V=πr2h
3
=π·2.52·12.6
3
=82.46681
Step-by-step explanation:
I thought to say the second sentence because it says that he’s going at a different constant speed but he doesn’t say compared to who... I’m leaning more to the last sentence.
What do you think?
If you have
2 KNOWN sides & 1 Angle ;
Use Cosine Rule
If you have 3 KNOWN sides,
Also Cosine Rule
If you have
2 KNOWN angles & 1 side,
Use SINE rule
If it's a right-angled triangle, use SOH CAH TOA
Hopefully this helps
Answer:
all the answers are correct
Step-by-step explanation:
on number eight in the work on the 9x it should say -9x but you fixed it later so the answer is right but the work at that point isnt