14
Step-by-step explanation:
Her brother is 9 and she is 14.
say she is 14, 14+2=16 a perfect square.
14-10=4 which is the square root of 16.
So she is 14 and her brother is 9.
(He is a perfect square too, by the way.)
Answer:
one student followed BODMAS other didnt
Step-by-step explanation:t
Answer:
FORMULA FOR SURFACE AREA OF SPHERE = 4 pi r^2
r = 6 " area = 4 pi X 6 X 6 = 144 pi " squared
r = 12 "
area = 4 X pi X 12 X 12 = 576 pi" squared
ANSWER Area will be 4 times the original
Step-by-step explanation:
You can do it in multiple ways but mine is.... 140+120-160=180
