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Find the opposite length of the triangle with hypotenuse length 5 and adjacent length 4.

I would start off by asking them if they know the Pythagoras theorem. If they don't, I would refresh their memory and explain that its a²+b²=c² where...

Answered by Fatema D. • Maths tutor

2778 Views

How do I conjugate tener, ser, ir and hacer in the preterite tense in Spanish?

Tener, ser and hacer are all irregular verbs in the preterite tense.

Tener is conjugated using the stem tuv- to which different endings are added.

Yo tuve, tú tuv

Answered by Anna B. • Spanish tutor

15202 Views

How can I test to see if a sample a metal contains potassium?

The metals of group 1 (like potassium) can be identified by a flame test: A sample of the metal is placed in a bunsen flame, and the colour of the flame tells the metal.

Potassium placed in the fl...

Answered by Louis D. • Chemistry tutor

2866 Views

In the case of cystic fibrosis, two parents don't suffer from the disease but both carry the recessive cystic fibrosis allele. What is the probability that a child of the parents will suffer from cystic fibrosis.

25%. Draw a punnet square to find this:

Write in the alleles for the parents along the top and side of the square, then match up the possible allele combinations for the children inside the square....

Answered by Louis D. • Biology tutor

4198 Views

Should I focus on my extra-curricular or academic achievements?

There is, unfortunately, no easy answer to this question! Different universities look for different things, and the best way to get a feel for what they want from you is to attend their open days and look...

Answered by Patrick N. • Personal Statements tutor

2112 Views