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:
c
Step-by-step explanation:
Subtract 100 from both sides to get x by itself.
x = 163
(Another way of writing this is "263 - 100 = " like you would see in elementary school.)
Answer:
The answer is spread from 1 to 6! This is because the dots are spread through numbers 1-6 and there are no gaps.
Answer:
Answer choice B.
Step-by-step explanation:
Remember the 3:4:5 rule.