kaitlyng234
kaitlyng234 kaitlyng234
  • 17-08-2021
  • Mathematics
contestada

The area of a circle is 78.5 cm^2. What is the diameter of the circle?
-5 cm
-10 cm
-12.5 cm
-39.25 cm

Respuesta :

realmarid203 realmarid203
  • 24-08-2021

Answer:

10cm

Step-by-step explanation:

78,5=pi.r^2

Answer Link

Otras preguntas

Which of these documents was an agreement among new colonists to follow laws for the common good? Mayflower Compact Magna Carta Paine's Common Sense Englis
Which value of x makes the following equation true?Which value of x makes the following equation true? 5(x - 3) + 63 = -3x
A sample of copper has a volume of 23.4 cm3. if the density of copper is 8.9 g/cm3, what is the coppers mass
5.62 in expanded form
Is the underlined phrase an adverb phrase? That funny story about a lion is my favorite. ( about a lion, is underlined) A: adverb phrase. B: adjective phrase.
1.A line is parallel to the line 5x+y+4=0 Work out it's gradient (The answer is a whole number or decimal.) 2.Another line is parallel to the line 3x+5y=15 Work
What is happening to a substance undergoing thermal expansion?
mia wrote the multiplication facts for 5. What digits will always be in the ones place of the products?
The ratio of girls to boys is 3 to 5. There are 15 boys in the class. How many girls are there?
Which phrase describes the function of ribosomes? A.break down materials for the cell  B.are used for motility  C.assists in forming proteins  D.are used to con