Lucas makes the statement: "The exterior angles of a triangle are always obtuse." Of the following, which provides a counterexample to the statement?

Elena's bed measures 4 cm by 3 cm on the scale drawing. What are the actual measurements of her bed?

Which expression is equivalent to (4 + 7i) (3 + 4i) ?

What is the slope of (0,8) and a slope of - 2

List three multiples of 9.

A regular pentagon has an apothem measuring 20 cm and a perimeter of 145.3 cm. A rectangular pentagon has an apothem measuring 20 centimeters and a perimeter of 145.3 centimeters. What is the area of the pentagon? square centimeters

Lakie is given two side lengths and the measure of the angle between them. How many unique triangles can she form given this information?

Third derivative of xsinx?

What does the equivalent decimal drag the awnser into the box to match the fraction 6/11

The Food Co-op Club boasts that it has 5,000 members and a 200% increase in sales. Their markup is 36% based on cost. What would be its percent markup if selling price were the base?

What is inverse of the function y = - 5x + 7?