The period is equal to 2pi/n, where n is the coefficient of t. In this case pi/2. Therefore the period in this example is 4. Frequency is equal to 1/period. Hence the frequency for this problem is 1/4
Answer:
0.008
Step-by-step explanation:
because you have to divide it
The answer and explanation in the pic below
Good luck,!
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PR=18mm
AB=7mm
All lengths of triangle PRQ are twice the lengths of ACB