Rita has n dollars yo being with. She just spent 23 dollars. Using n , write an expression for the number of dollars she has left.

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer

Awindow has the shape of a rectangle with a semi circle at the top. find the approximate area of the window using the dimensions shown. 4ft by 8ft