moisiialessiamaria20 moisiialessiamaria20
  • 16-02-2022
  • Mathematics
contestada

Work out the surface area of this solid quarter-cylinder.
Give your answer in terms of pi.

Work out the surface area of this solid quartercylinder Give your answer in terms of pi class=

Respuesta :

Аноним Аноним
  • 16-02-2022

Solution:

Note that:

  • Area of cylinder: 2πrh + 2πr²
  • Area of quarter cylinder: 2πrh + 2πr²/4

Substitute the values into the expression 2πrh + 2πr²/4.

  • 2 x π x 10 x 16 + 2 x π x 10²/4
  • => 320π + 200π/4
  • => 520π/4
  • => 130π cm²

The area of the quarter cylinder is 130π cm².

Answer Link

Otras preguntas

find the equation of the line that is parallel to the graph of 2x-7y=8 and passes through (-1,-1)
I have a Brainliest reward
What three factors helped the united states become the worlds leading industrial power by the 1920s?
Select all that apply. Which of the following is characteristic of a rural lifestyle?
Joe will rent a car for the weekend. He can choose one of two plans. The first plan has an initial fee of $41.98 and costs an additional $0.19 per mile dri
A. No, because some of the y-values are paired with two x-values.B. Yes because each x-value has exactly one corresponding y-value.C. Yes, Because it touches th
what is not considered a biomass energy source? A. cornB. wood C. sugarcaneD. water
An example of a destructive force is the formation of mountains. Please select the best answer from the choices provided T F
Question 5 plsss ten points
[tex] - ({ { - 4}^{3} })^{2} [/tex]