alyssahaines1146 alyssahaines1146

08-12-2019
Mathematics

contestada

A circle with a radius of 5 cm has an area of 25π cm2. Which is the best approximation for the area of one-half of this circle? A. 39.3 cm2 B. 8.9 cm2 C. 19.6 cm2 D. 12.5 cm2

Respuesta :

08-12-2019

Answer:

A

Step-by-step explanation:

π=3.14159...

Full circle are 25π cm² = 25*3.14=78.5 cm²

Half 78.5 cm²/2 = 39.25 cm²

Answer Link

Otras preguntas

The critical thinking pyramid in your textbook describes different components of critical thinking. Which part of the pyramid is described by considering claims

American contribuition: 3. Analyze the cumulative impact of specific word choices on meaning and tone. Reread the last paragraph of “A Quilt of a Country” and

Which statement best describes the relationship of photosynthesis and energy? A) The process of photosynthesis is energy-storing because the process converts li

2. A cylindrical can is being designed for a new product. The height of the can plus twice its radius must be 45 cm. a. Find an equation that represents the vol

In the 1790s, most newspaper publishers ______. a. sympathized with the Federalist Party b. sympathized with the Republican Party c. maintained a neutral politi

The great French chemist Antoine Lavoisier discovered the Law of Conservation of Mass in part by doing a famous experiment in 1775. In this experiment Lavoisier

eva pumps up her bicycle tire until it has a gauge pressure of 413 kilopascals.what is the pressure in the bycicle tire?

The Graph represents the Function of a projectile that is launched into the air a certain amount of height, h, after t seconds. Answer the questions that relat

What does a double solid yellow line in the center of the highway mean? A double solid white line?

the rainbird company purchased a machine for $5,000 down and promised to pay $300 per month at the end of each of the next 36 months. how would the cash price o