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In trigonometry , how do you find the angles of a right angle triangle?

In order to do that, and this only works for right angled triangles, is using the sine, cosine, and tangent rules. An easy way to remember this is by using the acronym SOH, CAH, TOA that my teacher taught us...
AM
Answered by Aditya M. • Maths tutor
5475 Views

What is the difference between the imparfait and the passé composé in French?

I would first make sure that the student knows the difference between the tenses in English, for example , the difference between 'I was going to the shops' 'J'allais aux magasins' and 'I went to the shops' ...
AH
Answered by Antonia H. • French tutor
3010 Views

What's the difference between prokaryotic cells and eukaryotic cells

Eukaryotic cells are what make up you (and also plants), whereas prokaryotic cells make up bacteria. If you think about the fact that bacteria are way smaller than plants and animals, you can remember that t...
MS
Answered by Matt S. • Biology tutor
3421 Views

Dan works 5 days a week. Is it cheaper to use car or bus? Bus weekly ticket = £19.50. Car drive is 24.2 miles, car does 32.3 miles per gallon of petrol, which costs £1.27 per litre. Use 1 gallon = 4.5 litres

Work out how many miles Dan does in a week if he drove. 24.2 x 5 = 121Work out how many gallons of petrol this would be. 121/32.3 = 3.746130031Convert into litres. 3.746130031 x 4.5 = 16.85758514Work out the...
EJ
Answered by Emily J. • Maths tutor
3893 Views

Solve:

x 2 + y 2 = 25 y – 3x = 13 Rearrange the second equation: y = 13 + 3x Substitute the rearranged question in the first equation: x 2 + (13 + 3x) 2 = 25 Solve: x 2 + 169 + 9x 2 + 78x - 25 = 0 10x 2 + 78x + 144...
BJ
Answered by Bandana J. • Maths tutor
3640 Views