morgansilverwood08
morgansilverwood08 morgansilverwood08
  • 01-07-2020
  • Mathematics
contestada

Work out the area of a semicircle with radius 3 cm.
Give your answer in terms of t.
3 cm

Respuesta :

ujalakhan18
ujalakhan18 ujalakhan18
  • 01-07-2020

Answer:

Area = 4.5 π cm²

Step-by-step explanation:

Area of semicircle = [tex]\frac{\pi r^2}{2}[/tex]

Where r = 3cm

=> Area = [tex]\frac{\pi(3)^2 }{2}[/tex]

=> Area = [tex]\frac{9\pi }{2}[/tex]

=> Area = 4.5 π cm²

Answer Link

Otras preguntas

i need friends please answer
Movement along faults often produces a rock formed from sharply angled rock fragments termed ________.
The area of a rectangular table is 8½ m². The length is 4¼ m. Determine its its width. Write your finel answer as a mixed number.
5th grade pls help Choose all the expressions that are equal to 4/7 x 6. (more than one) 1. 4 ÷ 6 x 7 2. 6/7 x 4 3. 6 ÷ 4 x 7 4. 4 x 6 ÷ 7 5. 7 ÷ 4 x 6
Which option is the best example of a theme in a speech? A. What the past can teach us B. Charts showing price changes C. The attitude of the audience D. Musi
A 1. 0 μf capacitor is being charged by a 9. 0 v battery through a 10 mω resistor.
please help!! i need it right now
What is the perimeter of the rectangle in the coordinate plane? 36 units 38 units 65 units 70 units.
One factor of the function f(x) = x3 − 6x2 + 11x − 6 is (x − 3) Find the x-intercepts and the y-intercept of the graph of f(x) without using technology real co
Editorials are generally of the following types: Pls help me