Use your calculator to work out the exact value of 13822 x 623 / 14 b) by using approximations to 1 significant figure check your answer to part a) is correct (1st part done) just show proof

the bottom of the spinner is not flat.

step-by-step explanation:

step-by-step explanation:

m∠5 + m∠3 = m∠1   is true.

m∠5 + m∠6 = 180 is true

m∠2 +m∠3 = m∠6   is true

m∠2 +m∠3 +m∠5 = 180   is true

df =

both have same length