I'm having trouble on this problem: Lily spent the day at the mall. First, she bought three tires for $40 each. Later, she bought five violas for $90 each. After that, she returned two tires. Write the total change to Lily's funds as an integer.

What could explain what happened when the time was equal to 120 minutes

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?

The area of a circle is equal to 1 dm². find the radius of the circle.