2D shapes Flashcards

1
Q

How many sides does a hexagon have?

A

6

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2
Q

How many sides does a pentagon have?

A

5

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3
Q

What name is given to a triangle which has two sides of the same length?

A

Isosceles

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4
Q

Name three types of quadrilateral apart from a square and a rectangle?

A

parallelogram, trapezium, rhombus

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5
Q

How many sides does a octagon have?

A

8

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6
Q

What does it mean to say that a polygon is regular?

A

All its sides (and therefore all its angles) are equal

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7
Q

What is the definition of a scalene triangle?

A

A triangle all of whose sides have different lengths

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8
Q

What name is given to a shape with 4 straight sides?

A

quadrilateral

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9
Q

What name is given to a shape with 9 straight sides?

A

nonagon

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10
Q

What name is given to a shape with 10 straight sides?

A

decagon

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11
Q

What is the formula for the area of a triangle?

A

(base x height) ÷ 2

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12
Q

What adjective is used to describe a polygon in which all the sides (and therefore all the angles) are equal?

A

regular

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13
Q

What name is given to a shape with 8 straight sides?

A

octagon

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14
Q

What name is given to a shape with a number of straight sides?

A

polygon

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15
Q

How many sides does a heptagon have?

A

7

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16
Q

What is the formula for the area of a parallelogram?

A

base x height

17
Q

Fill in the two blanks in this sentence: Area is the amount of space inside a 2D shape, usually measured in [BLANK] or [BLANK]

A

cm2 or m2

18
Q

Fill in the blank in this sentence: [BLANK] is the amount of space inside a 2D shape, usually measured in cm2 or m2

A

Area

19
Q

What name is given to a triangle all of whose sides have the same length?

A

Equilateral

20
Q

What is the definition of an isosceles triangle?

A

A triangle which has two sides of the same length

21
Q

What kind of triangle is shown here?

A

Scalene

22
Q

What is the definition of an equilateral triangle

A

A triangle all of whose sides have the same length

23
Q

Which type of quadrilateral is shown here?

A

Rhombus

24
Q

What name is given to a shape with 7 straight sides?

A

heptagon

25
Q

How many sides does a nonagon have?

A

9

26
Q

What name is given to a triangle all of whose sides have different lengths?

A

Scalene

27
Q

How many sides does a quadrilateral have?

A

4

28
Q

How many sides does a decagon have?

A

10

29
Q

What kind of triangle is shown here?

A

Equilateral

30
Q

What kind of triangle is shown here?

A

Isosceles

31
Q

What name is given to a shape with 5 straight sides?

A

pentagon

32
Q

Which type of quadrilateral is shown here?

A

Parallelogram

33
Q

What does it mean to say that a polygon is irregular?

A

Not all its sides (and therefore not all its angles) are equal

34
Q

What adjective is used to describe a polygon in which not all the sides (and therefore not all the angles) are equal?

A

irregular

35
Q

What name is given to a shape with 6 straight sides?

A

hexagon

36
Q

Which type of quadrilateral is shown here?

A

Trapezium