Two forces
Two forces with magnitudes of 25 and 30 pounds act on an object at 10° and 100° angles. Find the direction and magnitude of the resultant force. Round to two decimal places in all intermediate steps and your final answer.
Correct answer:
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Dr Math
Angle 100-10 = 90° is right , therefore may be some optimization of calculation made. In general it§s calculated OK.
See also vector adding calculator:
https://www.hackmath.net/en/calculator/sum-of-the-two-vectors?a=25&a1=100-10&b=30&submit=Solve
See also vector adding calculator:
https://www.hackmath.net/en/calculator/sum-of-the-two-vectors?a=25&a1=100-10&b=30&submit=Solve
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You need to know the following knowledge to solve this word math problem:
- geometry
- vector
- arithmetic
- square root
- rounding
- addition
- planimetrics
- Pythagorean theorem
- right triangle
- triangle
- numbers
- fractions
- goniometry and trigonometry
- sine
- cosine
- tangent
- arctangent
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