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Earn +20 ptsQ: HOW do you know if the triangle is an acute given side lengths?
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Are trigonometric functions used to find the acute angles of a right triangle?
they can be, depending on the information that you are given. If you know lengths of sides, then YES.
Do you have to know three side lengths of a right triangle before you can use trig ratios to find the measure of an acute angle?
12
How do you know if a triangle is acute?
A triangle is acute if it is less than 90 degrees. It is obtuse if more than 90 degrees
How do you find the area of a triangle when given 3 angles and the perimeter?
If you know the lengths of 2 sides and the included angle then use: Area of a triangle = 1/2*a*b*sinC
What is leg lengths right triangle when hypotenuse 32 is given?
If you only know the hypotenuse, you can't tell the leg lengths. There are an infinite number of possibilities. The only thing you know for sure is that the sum of their squares is 1,024. If you had one other piece of information ... the length of one leg or the size of one acute angle ... then you'd know or could calculate all 3 sides and 3 angles.
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