Alot of problems were solved through the use of trig. To many to count in fact. The Sears tower would be an example I can think of. But good question.
Problems of morality. Premarital sex of teens would be solved that way then.
By using a protractor or using trigonometry
By using trigonometry
Connecting the past with the present
By using mathematics
Reducing equivalent fractions to their simplest form.
Problems involving the addition and subtraction of unlike fractions.
public transportation strike
well the problem that is solved is to be able to contact people but using the phone to much close to your head it can cause brain tumors
Reducing fractions
Problems of morality. Premarital sex of teens would be solved that way then.
For reducing fractions to their lowest terms
they solved their promblems by thinking about it and testing.
Adding and subtracting unlike fractions.
The most easiest method to solve trigonometric problems is to be place the values of the sin/cos/tan/cot/sec/cosec . The values will help to solve the trigonometric problems with less difficulty.
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Anything having to do with adding or subtracting unlike fractions.