Question

A ticket printing and cutting machine cuts rectangular cards which are 2cm longer than they are wide.
a. If x is the width of a ticket, find an expression for the area of the ticket.
b. Find the size of a ticket with an area 10cm2

Thank Your :)
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Answer 1

if a rectangle has a length of Y and a width of X then what is the area?

Answer 2

it is quadratic i think

Answer 3

so take width as x and find a formula to solve.
I dont know the formula :/

Answer 4

x + 2 is length

Answer 5

x is width

Answer 6

so x (x+2) ?

Answer 7

correct

Answer 8

oh kk thanks :)

Answer 9

A = x^2 + 2x
can u do the second part given that A = 10, can u find x ?

Answer 10

ya i think it's x(x+2) = 10
then solve for x

Answer 11

did you get x = 2.3166 ? from there you can find the size of the ticket