GCSE Basics; Mathematics- Basic Brief Topic Cards.

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What is meant by the term "Congruent"?
Exactly the Same!
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What do Angles in a Straight Line add up to?
180 Degrees
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What do Angles in a Triangle add up to?
180 Degrees
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What do the Angles in a Quadrilateral add up to?
360 Degrees
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How do you find the Area of a Triangle?
Base, Multiplied by the Height and then Divided by Two
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What is the Formula in Basic form for the Area of a Triangle
B X H / 2
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How do you find the Area of a Circle?
π x Radius²
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How do you find the Circumference of a Circle?
π x Diameter
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How do you find the Surface Area of a Shape?
Find the Area of Each of the Faces and then add them Together. (Your answer should be in cm²)
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How do you find the Volume of a Shape?
Take the Area of the Cross Section and then Times that by the Length
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What is the 'Z' angle called?
Alternate
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What is the 'F' angle called?
Corresponding
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How can you Spot a Corresponding Angle?
One Angle is outside the shape of the 'F' and one is always inside the shape of the 'F'
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What are the Factors of 36?
1,2,3,4,6,9,12,18,36
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What are the Multiples of 4?
4,8,12,16,20 etc
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What are the Four Transformation Techniques?
Enlargement, Rotation, Reflection, Translation
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How do you Multiply fractions?
Times the Tops then Times the Bottoms, straight through.
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How do you Divide fractions?
Flip the Second fraction around. The Divide symbol Changes to Times. You then Times the Fractions straight through.
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How do you Add fractions?
Find a Common Denominator, then times the tops the same amount as what you did on the bottoms to get the denominator. eg; 3 to 15 would be x5. so the top = x5. Then you add the fractions.
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How do you Subtract fractions?
Find a Common Denominator, times the tops the same amount as the bottoms (see previous card). The you subtract these new values.
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Other cards in this set

Card 2

Front

What do Angles in a Straight Line add up to?

Back

180 Degrees

Card 3

Front

What do Angles in a Triangle add up to?

Back

Preview of the front of card 3

Card 4

Front

What do the Angles in a Quadrilateral add up to?

Back

Preview of the front of card 4

Card 5

Front

How do you find the Area of a Triangle?

Back

Preview of the front of card 5
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