A frog sitting on a stump 4 feet high hops off and lands on
the ground. During her leap, the frog's height hin feet is
given by the equation h = -0.5d^2+ d + 4, where d is the
horizontal distance in feet from the base of the stump.

What was the frog's maximum height?

Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry

What line represents the relationship between r and s

I'm confused on how to solve the triangle. can someone me ?