Hey!! please help if you can

What is the area of the triangle 10 13 12

What are the values of a, b, and c in the quadratic equation 0 = x2 – 3x - 2? a = 1, b = 3, c = 2 a=, b = -3,c=-2 a = 1, b = 3, c= 2 a = 1.0= -3, c = 2

Ethan purchased a container of sports drink that contains 300 calories. the label says that 80% of the calories are from carbohydrates. how many calories are from carbohydrates?