A maple tree shades an area of 72 m2. In a scale drawing, the maple tree shades an area of 123 cm2. In the scale drawing, how many square centimeters
represent 1 m??
A
3
5
B
5
C 933
D 10,000

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?