1,448 prompts matching "Finding an angle using inverse sine"
Worked example: Solving by setting each factor to nought
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Word problem: Forming a quadratic from its given roots
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Exam timing: A timed set of factorisation questions
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Quiz me: Writing a quadratic in the form (x + a) squared plus b
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Practice set: Factoring out the leading coefficient first
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Spot my mistake: Deriving the quadratic formula
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Worked example: Substituting into the quadratic formula carefully
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WAEC pitfalls: Dropping the plus-or-minus from the formula
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Quiz me: Building a table of values for a quadratic curve
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Practice set: The equation of the line of symmetry of a parabola
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Spot my mistake: Whether a parabola has a maximum or a minimum
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Worked example: Solving a related equation by adding a line to the graph
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Word problem: A quadratic graph with no real roots
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WAEC pitfalls: Joining the points of a parabola with straight lines
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Exam timing: A timed set of questions on drawing quadratic graphs
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Spot my mistake: The arc length left out of a sector's perimeter
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Worked example: The perimeter of a segment
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Worked example: Rolling a sector into a cone
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Word problem: Relating the sector's arc to the cone's base circumference
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Quiz me: The volume of a cylinder found from its diameter
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