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1. Answer the following. a. Find the area of a triangle that has sides of lengths...

1. Answer the following.

a. Find the area of a triangle that has sides of lengths 9, 10 and 13 inches.

b. True or False? If a, b, and θ are two sides and an included angle of a parallelogram, the area of the parallelogram is absin⁡θ.

c. Find the smallest angle (in radians) of a triangle with sides of length 3.6,5.5,3.6,5.5, and 4.54.5 cm.

d. Given △ABC with side a=7 cm, side c=7 cm, and angle B=0.5 radians, find the length of side b.

Math   Precalculus   
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