749 prompts matching "Proving that the angle sum of a triangle is 180"
Quiz me: The vector joining two points, found from their position vectors
Act as my SS3 Mathematics tutor and quiz me on the vector joining two points, found from t
Explain back: Reflecting a point in the line y equals x
I have just studied reflecting a point in the line y equals x in my SS3 Mathematics class.
Worked example: Finding the mirror line from an object and its image
Act as my SS3 Mathematics tutor. Take me through one full worked example on finding the mi
Quiz me: Rotating a point 90 degrees about the origin
Act as my SS3 Mathematics tutor and quiz me on rotating a point 90 degrees about the origi
Explain back: Rotating a point 180 degrees about the origin
I have just studied rotating a point 180 degrees about the origin in my SS3 Mathematics cl
Practice set: Rotating a shape about a point other than the origin
Act as my SS3 Mathematics tutor. Give me five practice questions on rotating a shape about
Spot my mistake: Multiplying matrices whose orders do not match
Act as my SS3 Mathematics tutor. Work a question on multiplying matrices whose orders do n
Quiz me: Calculating a determinant from the four entries
Act as my SS3 Mathematics tutor and quiz me on calculating a determinant from the four ent
Worked example: Verifying an inverse by multiplying back to the identity
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Quiz me: Identifying the coefficient matrix and the constant matrix
Act as my SS3 Mathematics tutor and quiz me on identifying the coefficient matrix and the
Explain back: Solving by multiplying through by the inverse matrix
I have just studied solving by multiplying through by the inverse matrix in my SS3 Mathema
Worked example: Solving a 2 by 2 system by the matrix method
Act as my SS3 Mathematics tutor. Take me through one full worked example on solving a 2 by
Explain back: Shading the feasible region on a graph
I have just studied shading the feasible region on a graph in my SS3 Mathematics class. Le
Explain back: Plotting a cumulative frequency curve at the upper class boundaries
I have just studied plotting a cumulative frequency curve at the upper class boundaries in
Word problem: Reading the number above a threshold from an ogive
Act as my SS3 Mathematics tutor. Give me three word problems on reading the number above a
Worked example: Estimating the median from a cumulative frequency curve
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Quiz me: Calculating the mean before finding the deviations
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Spot my mistake: Letting positive and negative deviations cancel
Act as my SS3 Mathematics tutor. Work a question on letting positive and negative deviatio
Worked example: Reading a quantity from a pie chart given the total
Act as my SS3 Mathematics tutor. Take me through one full worked example on reading a quan
Word problem: The error in a described market measurement
Act as my SS3 Mathematics tutor. Give me three word problems on the error in a described m