SOLUTION: A triangular parcel of land has the border lengths of {{{ 55 }}} meters, {{{ 85 }}} meters, and {{{ 100 }}} meters. What's the area of this parcel of land? Thank you.
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Question 1075690: A triangular parcel of land has the border lengths of meters, meters, and meters. What's the area of this parcel of land? Thank you.
Answer by ikleyn(52803) (Show Source): You can put this solution on YOUR website!
.
Use the Heron's formula.
See the lesson
- Proof of the Heron's formula for the area of a triangle
- One more proof of the Heron's formula for the area of a triangle
in this site.
Also, you have this free of charge online textbook on Geometry
GEOMETRY - YOUR ONLINE TEXTBOOK
in this site.
The referred lessons are the part if this textbook under the topic "Area of triangles".
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