Where did the Aztecs build their empire? My answer options are : Lake Erie, lake texcoco, Lake Michigan, or the rio grande

What is the solution of the systems of equations? y=2/3x+3 x=-2

Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.

6cm10 cma conical paper cup has dimensions as shown in the diagram. how much water can the cup hold when full?