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How do you find the area of a sector of a circle if you know the radius and the angle in the centre?

You find the area of the circle (using radius 2 * π). You divide your angle by 360 (or by 2π). You multiply the 2 answers and you find the area of the sector.
JP
Answered by Jessica P. Maths tutor
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How to solve a quadratic equation without a calculator?

You factorise it. First, you find a common factor between a, b and c. Then, you find the 2 numbers that multiplied give you c and added give you b. If a=1, then the additive inverse of those 2 numbers are th...
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Answered by Jessica P. Maths tutor
10216 Views

How to analyze Poems and write an introductory paragraph for English Literature?

When writing an introductory paragraph for English Literature, please consider: What are the poet's perspectives / espousal of ideas? What tone of voice was strategically employed to convey the purposes? Wha...
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2551 Views

Compare the structure of prokaryotic and eukaryotic organisms.

Prokaryotic and eukaryotic organisms have some similar structures: cells membranes (selectively permeable membranes surrounding cells and controlling the entry and exit of materials), cytoplasm (the living s...
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Answered by Paige T. Biology tutor
4969 Views

Why are enzymes affected by temperature?

At low temperature, there is low kinetic energy (=molecules move more slowly). So, an enzyme and a substrate are less likely to randomly collide with eachother (similarly, people are more likely to bump into...
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Answered by Zoe N. Biology tutor
7173 Views