78 results for "circle".
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Question in Paul's workspace
Student is asked to drag points onto the unit circle, to represent sin(x) and cos(x), where x is a multiple of 45 degrees.
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Question in All questions
Student is asked to drag points onto the unit circle, to represent sin(x) and cos(x), where x is a multiple of 45 degrees.
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Question in All questions
$x$ is given and (sin(x),cos(x)) is plotted on a unit circle. Then the student is asked to determine sin(y) and cos(y), where y is closely related to x (e.g. y=-x, y=180+x, etc.)
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Question in Graphing and Polynomials
Recognising the equation of a circle.
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Question in Graphing and Polynomials
Recognising that $(x-a)^2+(y-b)^2=r^2$ is a circle of radius $r$ with centre $(a,b)$
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Exam (9 questions) in Mechanics
These practice questions cover:
- resolving axial forces in a truss structure
- stress & strain in a closed thin-walled pressure vessel (an example of 2D plane stress)
- use of Mohr's circle for determining principal stresses for a 2D plane stress case
- calculation of invariants for general 3D stress case, leading to von Mises stress and principal stresses
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Question in Graphing and Polynomials
Recognising the equation of a semi-circle centred at the origin. Top, bottom, left and right.
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Question in Trigonometry
Unit circle definition of sin, cos, tan using degrees
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Question in Trigonometry
Unit circle definition of sin, cos, tan using degrees
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Question in post-algebra Arithmetic and Numeracy
Applied questions that could be done with modulo arithmetic.
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Question in CLE3
Area and circumference of circles
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Question in David's workspace
Calculate the percentage error in the area of a circle
rebelmaths
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Question in David's workspace
Circumference and area of a circle
rebelmaths
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Question in Rachel's workspace
Area and circumference of circles
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Question in Rachel's workspace
Questions on angles on parallel lines (vertically-opposite, alternate, corresponding and co-interior), and angles along a straight line and in a circle.
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Question in Mensuration
Calculation of area & circumference of circle, given its radiua.
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Question in Graphing and Polynomials
Completing the square twice to determine the radius and centre of a circle.
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Question in Graphing and Polynomials
Find the $x$ and $y$ intercepts of a circle.