How can you tell if a triangle is a right, acute, or obtuse angle?

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year the population of her town is changing by a constant rate

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Two line segments are shown in the figure below. suppose that the length of the line along the x-axis is 6, and the length of the hypotenuse of the triangle is 10. what is the equation of the hypotenuse line (shown in red, below)?