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Could you describe the blood flow through the heart?

Blood flows through human bodies via a double circulatory system, the systematic system and the respiratory system, which are connected by the heart. Blood enters the right atrium of the heart from the ve...

Answered by Steffan J. • Biology tutor

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'The success of the Conservatives in the period 1886-1905 was the result of the Liberals' failures.' Assess the validity of this view.

The failures of the Liberal Party within the period 1886-1905 were key to the success of the Conservatives. The culmination of Gladstone's dramatic conversion to Home Rule (which disastrously split the pa...

Answered by Molly W. • History tutor

5324 Views

What is a valid argument?

A valid argument is one where if the premises are all true then it is impossible for the conclusion to be false. E.g. P1: If Glasgow is in Scotland then Glasgow is in the UK P2: Glasgow is in Scotland Con...

Answered by James A. • Philosophy and Ethics tutor

1676 Views

How do you calculate the sum of all internal angles of a regular polygon?

Use the formula (n-2)*180 where n is the number of sides on the polygon.

Answered by Ben C. • Maths tutor

2695 Views

The equation of the line L1 is y=3x–2. The equation of the line L2 is 3y–9x+5=0. Show that these two lines are parallel.

If two lines are parallel, then they will have the same gradient. The gradient of the curve is represented by m in the equation y=mx + c. For this question, if L2 is parallel to L1, m will therefore equal...

Answered by Sophie A. • Maths tutor

2597 Views