1,334 prompts matching "Surd answers in area and perimeter questions"
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Explain Back: Why the total moment about any point must be nought
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Worked Example: Drawing the polygon of forces to scale
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Worked Example: The moment of a force about a point on its own line of action
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Explain Back: Locating the point of concurrence on a diagram
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Explain Back: A particle hanging from two strings set at different angles
I have just studied a particle hanging from two strings set at different angles in my SS3
Worked Example: Matching each force to the sine of the angle opposite it
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Worked Example: Finding a particular term of a binomial expansion
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Explain Back: The binomial probability formula
I have just studied the binomial probability formula in my SS3 Further Mathematics class.
Worked Example: The probability of no events at all in a Poisson distribution
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Explain Back: Converting a value to a z-score
I have just studied converting a value to a z-score in my SS3 Further Mathematics class. L
Worked Example: Finding a value from a given probability by working backwards
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Worked Example: The continuity correction when approximating a discrete distribution
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Worked Example: The distance between two points in three dimensions
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Worked Example: Finding the unit vector in the direction of a given vector
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Worked Example: The position vector of the midpoint of AB
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Explain Back: The dot product of two perpendicular vectors
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Worked Example: Testing two vectors for perpendicularity
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Explain Back: The resultant of forces given as vectors
I have just studied the resultant of forces given as vectors in my SS3 Further Mathematics
Worked Example: Squaring a complex number
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Explain Back: The locus of a complex number at a fixed distance from a point
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