What is the area of the triangle

Suppose a man is heterozygous for heterochromia, an autosomal dominant disorder which causes two different‑colored eyes in an individual, produced 25‑offspring with his normal‑eyed wife. of their children, 15 were heterochromatic and 10 were‑normal. calculate the chi‑square value for this observation.

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

How do i solve uniform motion problems?