25erasmussen 25erasmussen

11-04-2019
Mathematics

contestada

Please help me with this question! A circle has an area of 40 square meters. Which answer is closest to the measure of its diameter?

Respuesta :

11-04-2019

Area=pi r^2

40=3.14 x r^2
Divide both sides by 3.14
12.7=r^2
Square root of both sides
3.6=r
Diameter is 3.6 x2

7.2

Answer Link

Otras preguntas

By the early 20th century, which European country controlled the MOST land in Africa?

si 10 cajas llenas de manzanas pesan 400 kilogramos y cada caja estando vacía pesa 4 kg . el peso de la manzana es:

six hundred eight thousandths as a decimal

Select the four items that best describe the colony of South Carolina

converting unit rates 50 pounds = blank oz

if BFD and AFC a right angles and CFD equals 72, what is the value of x?

a scientific idea that is well tested and widely accepted by the scientific community is called a scientific

which word means to influence someone in a positive and exciting manner?

Simplify this expression (q10)3

_____ indicates action or state of being. a. an adjective b. a noun c. a preposition d. a verb