jakeharris02

48 Questions
0 Answers

0

823

2

-40

help

the diagram shows a sector OPQ of a circle with centre O. the radius of the circle is 18m and the angle POQ is 2π / 3 radians.
a) find the length of the arc PQ, giving the answer as a multiple of π

jakeharris02 15 ago 2019

0

772

1

-40

functions

functions f and g are defined with their respective domains by
g(x) = 10/x for real values of x, x is not equal to 0 lee mas ..

jakeharris02 15 ago 2019

0

1524

1

-40

rads

a sector AOB of a circle with centre O and radius r cm . the angle AOB is θ radians. the area of the sector is 12cm^2 . the perimeter of the sector is 4 times the length of the arc AB

find the value of r

Fuera tema

jakeharris02 15 ago 2019

0

1214

1

-40

radians

2. the diagram shows a sector OAB of a circle with centre O and radius 5cm. the angle between the radii OA and OB is θ radians. the length of the arc AB is 4cm
a) find the value of θ
b) find the area of the sector OAB lee mas ..

jakeharris02 15 ago 2019

0

940

1

-40

help please

Ellie bought a scarf and a dress.
the scarf cost £4
she sold both items for a total of £26
lee mas ..

jakeharris02 29 abr 2018

+1

853

2

-40

help please!

solve:
5x - y =5
2y - x^2 = 11
lee mas ..

jakeharris02 29 abr 2018

0

848

1

-40

help please

a^2 - b^2 ≡ (a+b)(a-b)
a and b are positive whole numbers with a>b
a^2 - b^2 is a prime number
why are a and b consecutive numbers lee mas ..

jakeharris02 22 abr 2018

0

1773

5

-40

help please

a : b = 9:4 and 10b = 7c
work out a:c in its simplest form

●●●●●

jakeharris02 22 abr 2018

0

1364

3

-40

help please

At a football game
number of men : number of women : number of children = 13:5:7
there are 4152 more men than women.
work out the number of children at the game lee mas ..

jakeharris02 22 abr 2018

+1

893

1

-40

help :(

this table gives the mass and length of some toy snakes. the mass (g) of each snake is proportional to the square of its length (cm). complete the table.
MASS | LENGTH
1. lee mas ..

jakeharris02 7 ene 2018

0

918

1

-40

please help

this table gives the mass and length of some toy snakes. the mass (g) of each snake is proportional to the square of its length (cm). complete the table.
MASS | LENGTH
1. lee mas ..

jakeharris02 7 ene 2018

0

908

1

-40

help

a tennis ball is thrown vertically upwards with a speed of v m/s. the height, H metres, reached by the ball is proportional to the square of v. when v = 30m/s, h = 30m work out the value of:
a) H when v = 20m/s
b) v when H = 15 m lee mas ..

jakeharris02 4 ene 2018

0

935

1

-40

please help

a tennis ball is thrown vertically upwards with a speed of v m/s. the height, H metres, reached by the ball is proportional to the square of v. when v = 30m/s, h = 30m work out the value of:
a) H when v = 20m/s
b) v when H = 15 m lee mas ..

jakeharris02 3 ene 2018

0

6492

4

-40

solve the inequality 2(4x+1)<3(2x-3)

solve the inequality 2(4x+1)<3(2x-3)

jakeharris02 7 nov 2017