mariluevano33 mariluevano33
  • 24-08-2019
  • Mathematics
contestada

Suppose the area of a circle is 254.4696 square inches. Whats the radius of the circle? Use pie=3.1416. A. 18 in B. 81 in. C. 9 in D. 9 in 2

Respuesta :

Gasaqui
Gasaqui Gasaqui
  • 24-08-2019

Answer:

radius = 9 inches

Step-by-step explanation:

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

r = radius

Area = 254.4696 square inches

so we have:

[tex]r^{2} = \frac{A}{\pi} \\\\r = \sqrt{\frac{A}{\pi}} \\\\r = \sqrt{\frac{254.4696}{3.1416}} \\\\r = \sqrt{81}[/tex]

so we have: r = 9 inches

Answer Link

Otras preguntas

Find the solution set for the system of equations. 9x + 5y = 28 5x + 9y = 56
Which French explorer sailed down the Mississippi River to the Gulf of Mexico?
what is the simplified form of the expression 3²+7-y²-5-2y²-1
According to the Center for 21st Century Skills, what are three critical skills that modern employers look for in employees? A. Programming, presentations, an
who ruled ancient Egypt
Which expression represents the sum of 8 and twice a number? a.) 8+n8+n b.) 8+2n8+2n c.) 8×2n8×2n d.) 2×(8+n)
How do you find the slope of a line on a graph?
are natural numbers always/sometimes/never rational numbers
In January Melissa spent 20 minutes on her cell phone each day if her monthly bill for 31 days was $105.40 how much money does she pay per minute
How does a hypothesis help scientists understand the natural world