Crap I only know two of those points :uhoh:
Maybe only our school did that then o_O; It was in the "machines" topic but it doesn't appear to be in the syllabus.
Energy = Mass * speed of light squared (haha random)
Half the time required for a radioactive substance to decay.
List 5 ways of finding mechanical advantage.
Haha spelling game...nah, it's not that important, should be focusing on other things.
And I wouldn't be able to participate because Firefox has that built-in spell-checker thing :p
240/360 x 4.5^2 x pi = 13.5pi
= 42.4 metres squared
Refer to the attached image.
KMNP is a square and triangle XMN is equilateral.
Prove that triangle KMX is congruent to triangle PNX.
Anyone started studying yet? I just got back from art class...still no study ...:O
Our school wants us all to get Band 6...a bit worried about history/geo because there is so much content.
I wonder if there's someone who can answer that anyway.
Jenni bought 30CDs and DVDs for a total of $855. Each CD cost $20 and each DVD cost $35. How many of each did she buy?