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

What is total number of elements in 3 trials of rolling a 6-sided die?
11. John has a life insurance policy that will pay his family $32,000 per year if he dies. If interest rates are at 2.5% when the insurance company has to pay,
☆*☆=3x, if x is even and negative OR ☆*☆=4x, if x is odd. Following the rule above, what is the value of ☆ - 23 ☆? A. 92 B. -92 C. 529 D. -529
In a new system the unit of mass is a kg, unitof length is ß m and unit of time is y s. thevalue of 1 J in this new system​
How does McBeth feel about the witches predictions?
(04.02 MC) The equation of line QR is x + 2y = 2. What is the equation of a line perpendicular to line QR in slope-intercept form that contains point (5, 6)? Oy
I need answers for 1 , 2, 4​
HELP ASAP DUE NOW PLSSS HELP 10 points and brainlist Which arrows show matter moving from a producer to an omnivore? Select all that apply.
factor the following trinomials x2-18x+81
A tomato is cut into 8 slices. If each slice contains 0.12 grams of fiber, how can rounding be used to estimate the amount of fiber in the entire tomato?