Tyres nufactures chairs similar to the picture below by using old
Each chair is made of three tyres, two tyres are used as the seat and one is the backrest.
A pattern of strings is used to close the openings in the centre of the tyres.
A photograph of chairs made of tyres
Top and side view of a tyre
58 cm
OV
15,5
Chairs made of tyres
Diameter of the tyre = 58 cm
Width of the tyre
= 15,5 cm
Use the information above to answer the questions that follow.
3.1.1
Calculate the total number of tyres needed to produce 20 chairs. Calculate the total number of tyres needed to produce 20 chairs?​

You have two cards with a sum of -12 in both hands. a. what two cards could you have? b. you add two more cards to your hand, but the total sum if the cards remains the same, (-12).

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2

In new york city at the spring equinox there are 12 hours 8 minutes of daylight. the longest and shortest days of the year very by two hours and 53 minutes from the equinox in this year the equinox falls on march 21 in this task you use trigonometric function to model the hours of daylight hours on certain days of the year in new york city a.what is the independent and dependent variables? b.find the amplitude and the period of the function. c.create a trigonometric function that describes the hours of sunlight for each day of the year. d. graph the function you build in part c. e. use the function you build in part c to find out how many fewer daylight hours february 10 will have than march 21. you may look at the calendar.