Non-Right Triangle Trig Area of a Triangle. Review Area Formula of a Triangle:

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Presentation transcript:

Non-Right Triangle Trig Area of a Triangle

Review Area Formula of a Triangle:

Area Formula (Must have or be able to get SAS) A = ½ (side)(side)(sine of the included angle)

Example Find the Area of the triangle below using the traditional area formula and then find the area by applying the formula

Example 2

Example 3 The area of is 12. If a = 9 and b = 6, find the measure(s) of angle C.

Example 4 Adjacent sides of a parallelogram have lengths 14cm and 8cm. The measure of the included angle is 40. Find the area of the parallelogram.

Example 5 Find the area of a regular hexagon with a radius of 10cm.

Example 6 Find the Area of the Quadrilateral below:

Practice Pg. 342 (1 – 13 odd)