Answer:
Step-by-step explanation:
Since Θ is in fourth quadrant then cosΘ > 0, as is secΘ
Given
sinΘ = - , then
cosΘ =
= =
=
Hence
secΘ = =
It asks to "Solve the triangle then find the area of each triangle to the nearest tenth." I know how to find the sides and all b
ut I dont know how to find the height or area of this triangle.
1 answer:
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Answer:
X = 45°
Y = 72°
Step-by-step explanation:
There is a supplementary angle (an pair of angles that create a straight line is equal to 180°) and there is the rule that all three angles in a triangle equal 180° as well.
