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A quadrilateral has a perimeter of 42cm. Three sides have equal length and the fourth side is longer by 6cm. What is the length of the fourth side?

We can call the sides of the equal lengths "x".
We can then make an equation to satisfy the relationship between the perimeter and the length of the sides as follows:
x + x + x + (x + ...

EB
Answered by Edward B. Maths tutor
3178 Views

135 is 3/8 of a number. Work out the number.

Divide 135 by 3/8 OR multiply 135 by 8/3
135 * 8/3 = 360
You can do this in steps by starting with:
135/3 = 45, then multiply by 8.
OR
135 * 8 = 1080, then divid...

EB
Answered by Edward B. Maths tutor
6775 Views

How do I a differentiate a cosine function?

The differential is the slope of the graph at any point. So if we imagine a cosine in our heads, it starts at a peak and goes down to a negative peak. So in terms of the gradient (or slope) it starts at 0...

KH
Answered by Kieran H. Maths tutor
4622 Views

Give two examples of English words that are derived from the Latin word, 'school' and give their definitions.

School - an institution that teaches something. Scholar - a pupil in a school, somebody who is studying a particular subject.

IR
Answered by Isobel R. Latin tutor
2241 Views

When and how would I use the conditional mood in French?

The conditional mood is used in order to demonstrate that a particular verb/action is only valid upon some condition.E.g. "I would go to the park but it is raining."en français: «j'...

YR
Answered by Yusuf R. French tutor
2587 Views

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