12 messages · Page 1 of 1 (latest)
for 8 did u get a=80b^2+3
nah but the mark schemesays that
OHHHHH i get where i went wrong now
i kept writing 15x6 is 90 not 80
what did u ge for 9
wait
wait nah im so lost
what have u done?
i’m not sure if my answer is right but i got h=(s-d)/2 x pi x d
nah u r right i got it again now
i understand now
okay great!