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15
×
What do we call an angle that is greater than 90° but less than 180°?
Obtuse angle
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15
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What is the name of the method used to solve a system of equations by adding or subtracting them?
Elimination method
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15
×
What do we call a triangle with two equal sides?
Isosceles triangle
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heart
Other team wins 25 points!
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gold
Win 50 points!
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rocket
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thief
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25
10
×
What does it mean if two lines are perpendicular?
They meet at a 90° angle
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15
×
What do we call an angle that is less than 90°?
Acute angle
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20
×
What does “factorising” mean in algebra?
Writing an expression as a product of factors
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heart
Other team wins 25 points!
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star
Double points!
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rocket
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thief
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25
15
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In geometry, what is the name of a shape with exactly one pair of parallel sides?
Trapezium (UK) / Trapezoid (US)
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15
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What is the name of the process of finding the derivative of a function?
Differentiation
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10
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What is the term for a number that is divisible only by 1 and itself?
Prime number
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15
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What is the name of the ratio “opposite ÷ adjacent” in trigonometry?
Tangent (tan)
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25
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In statistics, what is the difference between “mean” and “median”?
Mean = average of all values; Median = middle value when ordered
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10
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What is the term for the longest side of a right triangle?
Hypotenuse
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trap
No points!
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gold
Win 50 points!
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gift
Win 20 points!
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baam
Lose 25 points!
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20
×
What is the name of the set of all points at the same distance from a fixed point?
Circle (in 2D) / Sphere (in 3D)
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