Finding Areas with Trigonometry. Objectives. I can use trigonometry to find the area of a triangle. Practice. Find the area of a regular triangle with a side length of 18.6 meters. A B C D. A. 346 m 2 B. 299.6 m 2 C. 173 m 2 D. 149.8 m 2. Next Application….
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
Find the area of a regular triangle with a side length of 18.6 meters.
A. 346 m2
B. 299.6 m2
C. 173 m2
D. 149.8 m2
using sides h and a?
solve for “h”!
Area = ½ bcsinA = ½ absinC = ½ ac sinB
≈ 2288.87 m2