Shapes Flashcards
Area = ?
The total space inside the shape
Perimeter = ?
Total length around the outside of a shape
How do you work out area of a rectangle?
Base x height
How do you work out area of a triangle?
(Base x perpendicular height) /2
How do you work out area of a parallelogram?
Base x perpendicular height
In a circle, what is diameter?
The distance from one edge of the circle to the other, passing through the centre
In a circle, what is radius?
The distance from the centre of the circle to the edge
What is the equation for circumference?
2x(Pi)xradius
How do you work out the area of a circle?
Area = r^2 x pi
What is a trapezium?
Pic
How do you work out the area of a trapezium?
a+b xh /2
What is a sector?
loc
A section of a circle, starting from ten centre.
my window
Hexagonal Prism
Prism
What is a prism?
A 3D shape which has the same cross-section along its entire length
A square
S
An ellipse, or an oval
E
A triangle
Triangle
A circle
c
A trapezium
Gym
A rhombus
R
A kite
yellow
A parallelogram
red
A rectangle
Rec goal post
pic A hexagon
at six
pic a Pentagon
US
A scalene triangle
None equal
An isosceles triangle
2 frozen
Shape loc
sofa
Rotation
sym
Turn
boat
Translation
slide
Reflection
Flip
Congruent
same
Similar
enlarged
Area measured in
2
If a square has sides 3cm long, what is its area?
9 cm2
Area of L shape
Cut it to two
Area of rectangle 10 16
160
times by 10
add 0
Perimeter
outside of a shape
Area of parallelogram
Area of parallelogram = Base x Perpendicular Height
Formula semi circle
Circle /2
Semi circle loc
drainage
Regarding what shape area
2d
Rectangle formula
LxW
Rhombus formula
axb/2
Kite formula
axb/2
Any polygon
Perimeter x apothem/2
List quadrilaterals
square, rectangle, parallelogram, Kite, rhombus, trap
Spelling
ea
Name four triangles
Equilateral, scalene, right angled, isosceles
