In ΔWXY, y = 7.8 cm, ∠W=26° and ∠X=76°. Find the length of w, to the nearest 10th of a centimeter.

The blue whale is the largest animal living on the earth. the average blue whale measures 100 feet long (30 meters) and weighs 300,000 pounds (136,000 kilograms). a whale’s head is 1⁄3 of the length of its body. a new baby whale is 1⁄4 the length of a grown whale. the average man is 1⁄17 the length of a blue whale, and 1⁄1,818 its weight. a human baby measures 1⁄4 of the length of an adult. calculate the following information: how long is a whale’s head? how long is a new baby whale? how tall is the average man? how much does the average man weigh? how tall is the average human baby?

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

Which two undefined geometric terms always describe figures with no beginning or end?