Trong khong gian oxyz cho ba điem a(1;-3;2) b(0;3;-5) c(-2;3;0)tim toa do diem D sao cho abcd la hinh binh hanh

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse