755 prompts matching "Counting the handshakes, or the lines joining n points"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Finding the equation of a median of a triangle
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Coordinate geometry involving a right-angle condition to find x
I am in SS 1. Teach me finding an unknown coordinate x so that two given line segments mee
Coordinate geometry applied to a triangle's area check
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on chec
Fractional indices with numerator above 1
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Laws of indices with three different bases in one line
I am in SS 1. I attempted an Additional Maths question on simplifying an expression that c
Simplifying indices before adding like terms
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Multiplying two surds together
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Rationalising a more complex conjugate denominator
I am in SS 1. I attempted an Additional Maths question on rationalising a fraction with a
Explaining why we rationalise denominators
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Simplifying a surd expression before squaring
I am in SS 1. I attempted an Additional Maths question on why it matters to simplify a sur
Three-set Venn diagram word problem
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Logical reasoning with 'and' versus 'or' in sets
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Distributive law for sets
I am in SS 1. I attempted an Additional Maths question on the distributive law connecting
Set problem leading to a linear equation
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Sum of the first n terms of an arithmetic series
I am in SS 1. I attempted an Additional Maths question on using the formula Sn = n/2 (2a +
Finding the number of terms in an arithmetic series
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Deciding whether a geometric series converges
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Quiz me rapid-fire on nth term formulas
I am in SS 1. I attempted an Additional Maths question on a rapid quiz where I am given a
Reviewing every sequence and series formula before a test
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on a st
Distance formula with negative coordinates
I am in SS 1. Teach me finding the distance between two points where some coordinates are