912 prompts matching "Finding the height of a mast from its angle of elevation"
Teach me the IGCSE way: What a surd is, and which roots are irrational
I am a Year 11 pupil. Teach me what a surd is, and which roots are irrational the way a Ca
Worked example: Multiplying two surds together
Act as my SS2 Mathematics tutor. Take me through one full worked example on multiplying tw
Teach me the IGCSE way: Probability as a number between nought and one
I am a Year 11 pupil. Teach me probability as a number between nought and one the way a Ca
Calculator paper: Mutually exclusive events, and adding their probabilities
I am a Year 11 pupil. Set me a Cambridge IGCSE calculator-paper question on mutually exclu
Worked example: Why the second probability changes when there is no replacement
Act as my SS2 Mathematics tutor. Take me through one full worked example on why the second
WAEC prep: Substituting into the quadratic formula without slips
Act as my WAEC Mathematics coach. I am in SS 2. Take me through substituting into the quad
Real-life problem: The sine ratio as opposite over hypotenuse
Act as my SS2 Mathematics tutor. Show me where the sine ratio as opposite over hypotenuse
Learn: Choosing the axes and scales for a scatter diagram
You are my personal SS2 Mathematics tutor. Teach me choosing the axes and scales for a sca
Spot my mistake: Showing probabilities rather than counts in a Venn diagram
Act as my SS2 Mathematics tutor. Work a question on showing probabilities rather than coun
Worked example: The open and filled circle conventions
Act as my SS2 Mathematics tutor. Take me through one full worked example on the open and f
WAEC Prep: Completing the square when the leading coefficient is one
Act as my WAEC Mathematics coach. I am in SS 2. Take me through completing the square when
Learn: What the perpendicular distance means geometrically
You are my personal SS2 Mathematics tutor. Teach me what the perpendicular distance means
WAEC prep: The upper class boundaries used in a cumulative table
Act as my WAEC Mathematics coach. I am in SS 2. Take me through the upper class boundaries
Learn: The complement, and the universal set it needs
You are my personal SS2 Mathematics tutor. Teach me the complement, and the universal set
Worked example: Making one variable the subject before substituting
Act as my SS2 Mathematics tutor. Take me through one full worked example on making one var
Explain back: The first term and the common difference
I have just studied the first term and the common difference in my SS2 Mathematics class.
WAEC Prep: Why a number to the power nought is one
Act as my WAEC Mathematics coach. I am in SS 2. Take me through why a number to the power
Real-life problem: The cross-sectional area times length formula
Act as my SS2 Mathematics tutor. Show me where the cross-sectional area times length formu
Real-life problem: Plotting the points accurately
Act as my SS2 Mathematics tutor. Show me where plotting the points accurately turns up in
WAEC prep: Adding the indices when powers are multiplied
Act as my WAEC Mathematics coach. I am in SS 2. Take me through adding the indices when po