Marcus ran a 200-meter race in 25 seconds. What is his speed in meters per second?

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?

The graph of f(x) is obtained by reflecting the graph of f(x)=-3|x| over the x-axis. which equation describes f(x)? a) f(x)=3|x| b) f(x)=|x+3| c) f(x)=-3|x| d) f(x) = - |x+3|