In a right angle triangle ACB in which AC=X AB=12 and angle ACB=30° Find the value of x

Although changes result from business transactions, the equality of the fundamental bookkeeping equation must remain. t/f

How is working backward similar to solving an equation?

Proving the parallelogram diagonal theoremgiven abcd is a parralelogam, diagnals ac and bd intersect at eprove ae is conruent to ce and be is congruent to de