A transformation was applied to a circle. The image of the transformation has the same center as the circle. Which statement is true about the transformation?

The transformation is rigid because the pre-image and image are congruent.
The transformation could be a reflection because the circles do not overlap.
The transformation is not a translation because the circles share a center.
The transformation cannot be isometric because the circles are not the same size.

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 function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

Jim had 15 minutes to do 5 laps around his school what would his time be