Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Example 3
Author:
Walch Education
Topic:
Area
The fin on a toy airplane is in the shape of an obtuse triangle, as shown in the diagram. What is the area of the fin?
GeoGebra
New Resources
Ellipse, Hyperbola and Circle as Envelopes
Parallel or Not? (V2)
Slope of a Straight Line: Run and Rise
van Aubel's Theorem
Simplifying Radicals: Geometric Thin Slice
Discover Resources
Venn diagrams
Quadratic Graphs; p, q, r format
Creating points and lines
Triangle Inequality
Circle Segments 3
Discover Topics
Triangles
Exponent
Numbers
Geometric Mean
Median Value