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Using a diagram, outline the path the blood takes through the human body, starting with the aorta and identifying the major vessels and chambers of the heart.

Aorta --> systemic circulation [branches in order: coronary artery (to supply the heart), carotid artery (to supply the head), hepatic artery (to supply the liver), mesenteric artery (to supply the gut...

Answered by Sophie G. • Biology tutor

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ABC are points on a circle, centre O. AO=9cm, OC=9cm and AC=15cm. Find the angle ABC.

Diagrams would be used to help visualise the answer. To find the angle OAC, the cosine rule needs to be used: cosA = (b² + c² - a²)/2bc. Therefore, looking at th...

Answered by Imogen P. • Maths tutor

4112 Views

Beschreiben Sie Ihr zukünftiges Traumhaus

Wenn ich an mein zukünftiges Traumhaus denke, denke ich an ein großartiges Haus mit Balkon, Schwimmbad und meinem eigenen Kino! In meinem Haus würde ich mit meiner Familie und meinem Hund wohnen, da ohne ...

Answered by Lucia D. • German tutor

6672 Views

What do I do when quadratic equations aren't written in the standard format ax^2 + bx + c = 0 ?

This isn't a trick so much as a way to let you show you can think for yourself. You might be thrown off initially if a quadratic equation is in a format that you don't recognise, but usually all it takes ...

Answered by Helena K. • Maths tutor

4675 Views

How do I use the extracts in the source booklet in my answers?

GCSE History is great because it lets you work like a real life historian, examining evidence from the past and weighing it up! The Sources paper is an important part of this, and it lets you show off you...

Answered by Helena K. • History tutor

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