tonyarkilbyp4xhdu
tonyarkilbyp4xhdu
02-03-2018
Mathematics
contestada
Can someone help me please?
Respuesta :
sqdancefan
sqdancefan
10-03-2018
a) In terms of the areas of the circles:
.. walkway area = π*(11 m)^2 -π*(9 m)^2 = π*(121 -81) m^2 = 40π m^2
In terms of the length of the walk and its width:
.. walkway area = 2*π*(10 m)*(2 m) = 40π m^2
b) The approximate area is
.. 40*3.14 m^2 = 125.6 m^2
Answer Link
VER TODAS LAS RESPUESTAS ( 13+ )
Otras preguntas
Which question is an example of an author and you qar
¿querrás volver a la universidad después de graduarte? correct ¿cuánto vale un viaje a las islas galápagos?
The three sides of sail A are each half the length of the three sides of sail B. How do the areas of the two sails compare?
The net income earned by the cooper, cross, and crane partnership is $18,000. their respective average capital balances are $20,000, $20,000, and $40,000. what
. Suppose you're using an operant conditioning approach to teach someone how to use a bow and arrow. You begin by teaching your student how to hold a longbow. T
Which caused the greatest financial difficulty for farmers after the Civil War? Explain. · Railroad Rates · Hard Currency · Income Tax
Express 8.5454545454... as a rational number, in the form p/q where p and q are positive integers with no common factors.
The number of people willing to buy tickets to the super bowl is invariably greater than the number of tickets (and seats) available. this is evidence that the
Express 8.5454545454... as a rational number, in the form p/q where p and q are positive integers with no common factors.
Which of the following is not considered an aspect of environmental health?
