Two congruent triangles are polygons which have the same angles, number of sides and measurement of the lengths. This means the height and the legs of the triangle has the same measurements. When the two are superimposed to each other, the answer would have to be C
A.greek theater had a circular or semicircular stage calledan orchestra
There were lots of foreign changes that presented challenges for the US. I'll give you a few examples from different time periods. First would be when England wanted to tax the Americans in the Revolutionary period. They did this to try and restrict America's freedom. Another example would be that Russia had spies during the cold war period. This was to gain intelligence of the US war plans. Also when Germany sent the Zimmerman Telegram to Mexico during the WWII period. This was to get Mexico to launch a surprise attack on the US.
