How do I find the perimeter of a quadrilateral with two measurements given.

The quadrilateral has four unequal sides, two sides 65m and 75m. I have all the internal angles and just need to know how to find the perimeter and then area.
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2 Answers

Put in a diagonal.  This makes two triangles.

Then use SAHCOHTOA to find the other sides.

this will give the perimeter.

The area you can get by using the area of the two triangles.

by Level 10 User (55.7k points)

Determine the perimeter of quadrilateral KLMN with vertices K(-4, 2), L(2, 2),M(8, -3), and N(-10, -6).

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