End of year revision Flashcards by Isabelle Picart | Brainscape

Q

What is the range

A

Largest - smallest

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Q

What is the mode

A

Most common

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Q

What is the median

A

Middle

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Q

What do angles in a triangle equal

A

180

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Q

What do angles in a quadrilateral equal?

A

360

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Q

What do angles in a pentagon equal

A

540

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Q

What do angles in a hexagon equal?

A

720

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Q

What do angles in a heptagon equal

A

900

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Q

What is the sum of exterior angles?

A

360

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Q

How do you find the interior angle

A

180 - exterior

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Q

How do you find the exterior angle

A

360 / number of sides

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Q

What is the equation for Pythagoras

A

a² + b² = c²

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Q

What does ( sin ) mean in trigonometry

A

sin = opp/ hyp which is “soh”

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Q

What does (cos) mean in trigonometry

A

cos = adj/hyp which is cah

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Q

What does (tan) mean in trigonometry

A

tan = opp/adj which is toa

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Q

What does > mean

A

Greater than

Q

What does < mean

A

Less than

Q

What is the equation of a line

A

y = mx + c

Q

How do you find 50%

A

Divide by 2

Q

How do you find 25%

A

Divide by 4

Q

How do you find 10%

A

Divide by 10

Q

How do you find 1 %

A

Divide by 100

Q

What does foil mean

A

First
Outer
Inner
Last

Q

How do you calculate the area of a rectangle?

A

Base x height

Q

How do you calculate the area of a triangle?

A

Area = 1/2 base x height

Q

How do you calculate the area of a parallelogram?

A

Base x height

Q

How do you calculate the area of a trapezium?

A

(a + b) x height / 2

Q

How do you calculate the area of a circle?

A

Pie ²

Q

What is pi?

A

3.142

Q

break

A

yay

Q

How do you calculate the volume of a prism

A

Area of cross section x length

Q

How do you calculate the circumference?

A

π x diameter