Ana needs to find the height of a triangle. She already knows the area of the triangle. She knows that the formula for finding the area of a triangle is A
=
1
2
b
⋅
h
.

Which equation shows how she can rewrite this formula to help her find the height of the triangle?

A.
A
−
b
2
=
h

B.
h
=
A
2
+
b
2

C.
h
=
A
b
2

D.
2
A
b
=
h

Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using “or” instead of “and.” -the student is completely incorrect because there is no solution to this inequality.