sofia1343
sofia1343 sofia1343
  • 21-04-2021
  • Mathematics
contestada

Find the area and the circumference of a circle with diameter 9 cm. Please help!!

Find the area and the circumference of a circle with diameter 9 cm Please help class=

Respuesta :

OverpoweredNoob
OverpoweredNoob OverpoweredNoob
  • 21-04-2021

Answer:

Area = 63.62 cm², Circumference = 28.27 cm

Step-by-step explanation:

r = 4.5 cm

Area = π(4.5)² = 63.62 cm²

Circumference = 2π(4.5) = 28.27 cm

Answer Link

Otras preguntas

Has a democratic presidential candidate ever won the nomination convention
what percent of 18.75 is 27
I NEED HELP RN!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! What is the s
Complete the equations of the lines that are parallel and perpendicular to line y = 4 3 x + 4 that passes through the point (1, –6).
¿De qué estado de México son los bailes como “la Culebra”, “la Negra” y “el Jarabe”?
An online advertisement for a video game shows bright, flashing colors and intense actions sequences. This advertisement is using: a) pathos b) ethos c) logo
How did the weakening of the soviet union affect other nations in Europe
In the balanced chemical reaction for the neutralization of calcium hydroxide with nitric acid, hno3, the coefficient of nitric acid is
find two supplementary angles such that the smaller is 30 degrees more than one-half the larger
Which term below is the literary term for the technique authors use to stimulate one or more of the reader's five senses?