Under fire!

Author:Joshua Price

A cannon fires from the point (0,0) at a ship that is at the point (5,0). The cannon ball moves in the shape of the parabola y = −x^2 + 4. Find the x-intercepts of this parabola to determine if the ship will be hit by the cannon ball.

New Resources

Spherical dodecahedron/icosahedron
רישום חופשי
A Happy Polar Leaf
Taylor Series for 1/(1 - x)
apec

Discover Resources

Investigating lines that are tangent to circles.
Tesselation
Pumpkin Project 3
Dot Product Investigation
Proportional Segments Using Ratios
triangle congruence theormes

Discover Topics

Limits
Secant Line or Secant
Means
Parallelogram
Plane Figures or Shapes