2D shapes Flashcards
How many sides does a hexagon have?
6
How many sides does a pentagon have?
5
What name is given to a triangle which has two sides of the same length?
Isosceles
Name three types of quadrilateral apart from a square and a rectangle?
parallelogram, trapezium, rhombus
How many sides does a octagon have?
8
What does it mean to say that a polygon is regular?
All its sides (and therefore all its angles) are equal
What is the definition of a scalene triangle?
A triangle all of whose sides have different lengths
What name is given to a shape with 4 straight sides?
quadrilateral
What name is given to a shape with 9 straight sides?
nonagon
What name is given to a shape with 10 straight sides?
decagon
What is the formula for the area of a triangle?
(base x height) ÷ 2
What adjective is used to describe a polygon in which all the sides (and therefore all the angles) are equal?
regular
What name is given to a shape with 8 straight sides?
octagon
What name is given to a shape with a number of straight sides?
polygon
How many sides does a heptagon have?
7