<span>rotated 90° about the origin
(x,y) = (-y, x)
so </span><span>(5, -2) is rotated 90° about the origin = (2, 5)
answer
</span><span>b.(2, 5)</span>
Answer=10%
15+2+3=20
2 of which are blue.
Put it over 100, 20x5=100 so 2x5=10
Answer:
1/2
Step-by-step explanation:
There are 4 nickels, 2 dimes, and 6 quarters. That means a total of 12 coins, half of which are quarters.
(realistically, if she wanted to, she could probably get a quarter every time if she felt for the size)
Answer:
1728
Step-by-step explanation:
12*12*12
=
Multiply both sides by v
<span>
= w Multiply both sides by x
</span>kv = wx Divide both sides by w
<span>
= x Switch the sides to make it easier to read
</span>
x = <span>
</span>
