Which of the following math statements contain variable(s)? Check all that apply. A.
? + 7 = 12
B.
15 - 5 = ___
C.
13 - x = 9
D.
1 + 6 = 7

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left