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Earn +20 ptsQ: Who is given credit for inventing trigonometry?
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Continue Learning about Math & Arithmetic
Which composer is given credit for inventing chant notation on a staff?
Guido d'Arezzo
How do you measure the complement and supplement of an angle in trigonometry?
Complement of a given angle = (90 - given angle) Supplement of a given angle = (180 - given angle)
How to find perimeter of scalene triangle if one side not given?
Measure it or use trigonometry if the 'included' angle is given.
How do you calculate sides of a right angle triangle?
With Pythagoras' theorem or trigonometry depending on the information you are given.
What we should do if sides are not given in triangle?
The answer depends on what you need to do. You can always use a ruler to measure the sides. Or you may be able to use trigonometry to calculate them - except that you will still need to know the length of one side.
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