hgrubb3583 hgrubb3583
  • 18-08-2020
  • Mathematics
contestada

To the nearest square meter, what is the curved surface area of the half pipe if it’s 7 m long?

The radius is 2.5 m

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 18-08-2020

Answer:

  55 m²

Step-by-step explanation:

The arc length of a half-circle is πr, so the area of the curved surface is ...

  A = πrl = π(2.5 m)(7 m) = 17.5π m² ≈ 55 m²

Answer Link
rmaldonado001
rmaldonado001 rmaldonado001
  • 19-08-2020

Answer:

55m^2

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

Answer Link

Otras preguntas

what ways did the United States become involved in Latin America affairs?
Susie divided a 9 pound bag of apples into five equal piles how many pounds of apples are in each pile
the length of a rectangle is 9 more than the width. the area is 220 square feet. find the length and the width of the rectangle.
Evaluate 3 to the 2nd power + (8-2)•4-6/3
What characteristic does ancient India share with other early civilizations
The contrasting episodes of berlioz's fantastic symphony are united by the recurrence of a theme known as the
A(n) __________attack is designed to render the target unreachable by legitimate users, not to provide the attacker access to the site.
The area of a rectangular rug is given by the trinomial r^2-4r-77. What are the possible dimensions of the​ rug? Use factoring.
to convert 1.3 miles into inches which two ratios could you multiply by
The external cover of aeroplane is made up of aluminium instead of iron. Why?