Math Test 1 Flashcards
1
Q
How to calculate a aire of a rectangle?
A
a x b
2
Q
How to calculate a aire of a square?
A
c x c = c2
3
Q
How to calculate a aire of a paralelogramme?
A
c x h
4
Q
How to calculate a aire of a rectangular triangle?
A
(a x b) / 2
5
Q
How to calculate a aire of a triangle?
A
(a x h) / 2
6
Q
How to calculate the aire of a disc?
A
3.14 (aka pi) x r x r ~ 3.14 (aka pi) x r2
7
Q
How to calculate the perimiter of a disc?
A
2 x 3.14 (aka pi) x r
or just replace r by d and remove the x2
8
Q
How to calculate the perimiter of a polygone?
A
add up all the sides
