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Maths
GCSE

ABC is an isosceles triangle such that AB = AC A has coordinates (4, 37) B and C lie on the line with equation 3y = 2x + 12 Find an equation of the line of symmetry of triangle ABC. Give your answer in the form px + qy = r where p, q and are integers (5

As we know that AC = AB, then it must be the case that BC is the base of the triangle (because it is isosceles). Therefore, the line of symmetry of the triangle ABC goes through the point A, and is perpen...

SS
Answered by Sanjay S. Maths tutor
17202 Views

Convert 0.22222222... (recurring) into a fraction

x=0.22222222...10x= 2.222222...10x-x=9x=2x=2/9=0.2222222...
x=2/9

RG
Answered by Rachel G. Maths tutor
9804 Views

Work out the gradient and y-intercept of the straight line with points A(3,8) and B(-2,-7)

Y= mx + cFinding m : change in y/ change in x => (8--7)/(3--2) = 3Finding c : input a pair of coordinates => 8 = (3 x 3) + c .... c = -1y = 3x -1

KR
Answered by Kim R. Maths tutor
2695 Views

What is the difference between unconditional and conditional probability?

Unconditional probability is a measure of the liklihood of a particular outcome relating to a series of independent events, where the outcome of one does not effect the outcome of another. For example, co...

OH
Answered by Oliver H. Maths tutor
10302 Views

If a cuboid of width and height-8m with a volume of 896m^3, work out the length of the cuboid and distance between two opposite points

Length=L 896= 8x8xL => L=896/64 => L=14
Distance between two opposite points = 3D TrigD=sqrt(8^2+8^2+14^2) =sqrt(324) =18

DC
Answered by Declan C. Maths tutor
2621 Views

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