Maths Yr 10 Flashcards Preview

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Flashcards in Maths Yr 10 Deck (20)
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1

How do you do compound interest?

Starting number x 1.0(percentage)=answer

2

What do the exterior angles of a polygon add up to?

360 degrees

3

Index laws rules

G^5 + G^2 = G^7

H^6/H^2= H^4

(K^4)^2 = K^8

4

How to factorise

A^2 + BX + C

+/- to make B
x to make C

5

Area of a circle

|-|R^2

6

Circumference

|-|d

7

Area of a sector

X/360 x |-| x R^2

8

Length of an arc

X/360 x |-| x d

9

Area of trapezium

1/2(a+b)h

10

Area of a parallelogram

Base x height

11

Area of triangle

Base x height
______________
2

12

Volume of prism

Area of cross section x depth

13

What is pythagoras' theorem

a^2+b^2=c^2

14

Volume of a pyramid

Area of base x height
______________________
3

15

Volume of a cone

|-| x r^2 x h
____________
3

16

Surface area of sphere
Volume of a sphere

4 x |-| x r^2

4 x |-| x r^3
____________
3

17

Volume of prism

Arc of cross section x height

18

Volume of cylinder

|-| x r^2 x h

19

Gradient

Change in y
_____________
Change in x

20

Straight line equation

Y=Mx+C