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The perimeter of a right-angled triangle is 72 cm. The lengths of its sides are in the ratio 3 : 4 : 5 Work out the area of the triangle.

3+4+5=12 72/12=6 3 6= 18 4 6=24 5 6=30 Area of a right-angled triangle= a b/2 18 24 0.5= 216
SK
Answered by Saif K. • Maths tutor
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Explain how blood vessels reduce the amount of heat lost from the body. (3)

blood vessels narrow (vasoconstriction) reduces blood flow blood vessels are close to the surface of the skin less heat lost by radiation
SS
Answered by Soham S. • Biology tutor
2971 Views

How is a meander formed? (4 marks)

Meanders often occur in the middle course of a river as the water begins to move at a faster pace. As the water flows around a bend it is pushed towards the outer bank of the curve and this increases the lev...
AC
Answered by Aimee C. • Geography tutor
21558 Views

Examine use of time and setting in Mary Shelley's 'Frankenstein'

In her novel 'Frankenstein', Shelly uses time and setting to foreshadow danger and doom for Victor, especially in relation to Robert Walton. Shelley's opening setting of Walton's ship sets a tone of grandeur...
JM
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How does the writer use language to describe his son?: With every tiny development – every new step he takes, every new tooth and sound and reaction that comes along to ambush us – we’re confronted with a slightly different child.

There is a semantic field of words linked to growing up or changes in various stages of life such as 'development', 'new' and 'different'. Evidently, this describes the son growing up, most likely from an in...
DD
11451 Views