There are 6 different combinations of 2 books from the group of 4 that he could choose to do.
Let's say all of the books were letters.
Books a, b, c, and d.
Different combinations include:
ab, ac, ad, bc, bd, and cd.
Answer:reflections I think
Step-by-step explanation: when you reflect a point across an axis, at least one of the coordinates’ sign will change
Answer:
2/4
Step-by-step explanation:
1/4 + 4 (1/2 - 3/4)^2
=>1/4 + 4 (2/4 - 3/4)^2
=>1/4 + 4 (-1/4)^2
=>1/4 + 4 (1/16)
=>1/4 + 1/4
=>2/4
The equation of a circle with center at (a, b) and radius, r, is given by

The given circle in the graph has the center at (0, 2) with the radius of 1 units.
<span>A circle with the same center as the circle in the graph and that
passes through a point 2 units away from the given circle has its center at (0, 2) and a radius of 3 units.
Thus the equation of the circle is given by

</span>
Answer:
7 coats
Step-by-step explanation:
they purchased 7 coats and 5 sweaters