An lon has a net charge of 3. If this ion has 8 protons, how many electrons does it have? OA 3
OB. 5
OC. 7
OD. 8
O E. 11

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.

How do you determine if an ordered pair is a solution to a given equation?

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)