Calculate area of tetrahedron given 4 vertices

Caleb works on commission as a car salesman. Today he sold a car that cost $12,000 and received a $240 commission. What percent of his sale is Caleb's commission?

You are considering applying for a job as sales representative for a company that makes tanker trucks. You see this graph displayed in some company literature.

Given: The length of AB is 46 units. The length of BC is 33 units. The length of AC is 61 units. If ABC is congruent to XYZ, what is the length of XZ? A. 33 units B. 67 units C. 61 units D. 46 units

What is the answer to x - y = - 8

The circumference of a circle changes from 20 to4 after a dilation. What was the scale factor of the dilation.

The length of a rectangle is 3 inches more than its width. If the length and width are each increased by 2 inches, the perimeter of the rectangle becomes 66 inches. If x is the width of the rectangle, find its length and width.

Which equation describes a linear function? a) y = 3x + 5, b) y = - x^2 - 5, c) y = 3/x, d) y = x^3

100, 119, 103, 111, 110, x, mean 116

Show that a∧6 can be written as a perfect square and as a perfect cube.

When adding two rational numbers, if a pair of addends has opposite signs, then the sum will have the sign of the addenda with the