Volume, Area, Surface Area, And Trig Flashcards

1
Q

What is the equation for the area of a triangle?

A

Base x height / 2

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2
Q

What is the equation for the volume of a prism

A

Base x height / 2 x length

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3
Q

What is the equation for the area of a circle?

A

pie x radius^2

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4
Q

What is the equation for the volume of a cylinder?

A

pie x radius^2 x height

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5
Q

What is the equation for the area of a rectangle or square?

A

base x height

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6
Q

What is the equation for the volume of a cuboid?

A

base x height x length

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7
Q

What is the equation for the surface area of cylinder?

A

2 x pie x radius^2 top and bottom circle + 2 x pie x radius x height curved surface area

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8
Q

What are the three sides of a right triangle called?

A
  • Hypotenuse
  • Opposite
  • Adjacent
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9
Q

How do you identify the hypotenuse line?

A
  • The longest side
  • Opposite the right angle
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10
Q

How do you identify the opposite line?

A
  • Opposite the angle we’re looking for
    or
  • Oppsite the angle we know
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11
Q

How do you identify the adjacent line?

A
  • The one ‘left over’
  • The side next to the right-angle and the angle involved in the question.
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12
Q

What are the three trig formula’s?

A

Sin(angle) = opp/hyp
Cos(angle) = adj/hyp
Tan(angle) = opp/adj

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13
Q

How do you convert from (mm) to (cm) to (m) to (km)
Distance

A

mm => cm (÷ 10)
cm => m (÷ 100)
m => km(÷ 1000)

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14
Q

How do you convert from (g) to (kg) to (t)?
weight

A

g => kg(÷ 1000)
kg => t(÷ 1000)

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15
Q

How do you convert from (ml) to (cl) to (l) volume

A

ml => cl(÷ 10)
cl => l(÷ 100)

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16
Q

What is the equation for the area of a trapezium?

A

A= a+b/2 x h