Welcome :: Homework Help and Answers :: Mathskey.com

Q&A
Unanswered
Categories
Users
Ask a Question

Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

Q&A Categories
BASIC MATH (93)
PRE-ALGEBRA (441)
ALGEBRA 1 (2,220)
GEOMETRY (864)
ALGEBRA 2 (2,751)
TRIGONOMETRY (1,187)
PRECALCULUS (1,903)
CALCULUS (2,802)
STATISTICS (129)
PHYSICS (659)
CHEMISTRY (137)
MECHANICAL ENGINEERING (64)
ELECTRICAL ENGINEERING (207)
Winplot Tutorials (2)

Most popular tags

solving-equations system-of-equations functions math slope-intercept-form physics homework-help trigonometric-identities integration limits substitution-method calculus

13,459 questions

17,854 answers

1,446 comments

807,706 users

Estimate the length of the radius,if the area of a circle is 75 mm^2.?

0 votes

A. 9.78 mm

B. 23.87 mm

C. 4.98 mm

D. 4.89 mm

radius-of-a-circle

asked Jul 5, 2014 in ALGEBRA 2 by anonymous

Share this question

Google+ Facebook Twitter LinkedIn Reddit

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 votes

Area of the circle = 75mm^2.

Formula for the area of circle

and r is radius of circle.

Option D is correct answer.

answered Jul 5, 2014 by david Expert

Please log in or register to add a comment.

Related questions

If A is the area of this circle as a function of the radius, find A o f and interpret it.

asked Jan 9, 2015 in CALCULUS by anonymous

radius-of-a-circle
area

If the circumference of a circle if 188.4cm what is the area, radius, diameter?

asked Dec 9, 2013 in GEOMETRY by mathgirl Apprentice

diameter-of-a-circle
area-of-a-circle
radius-of-a-circle

Is x^2 + y^2 + 3y + 4x - 8 the equation of a circle. If yes, what is the radius.

asked May 4, 2014 in ALGEBRA 1 by anonymous

radius-of-a-circle

what is the circumference and area of a circle with a radius of 14 yd

asked Mar 3, 2014 in ALGEBRA 2 by payton Apprentice

circumference-of-a-circle
radius-of-a-circle

what is the length of a 90 degree arc in a circle with a radius of 16cm

asked Mar 4, 2014 in GEOMETRY by andrew Scholar

arc-of-circle
arc-length-area
radius-of-a-circle

The area of a circle is 20 pie. Find the radius in simplest form?

asked Mar 18, 2014 in GEOMETRY by johnkelly Apprentice

area-of-a-circle
radius-of-a-circle

ANSWERS QUICK PLEASE Is the area of a circle is 7.065m2 what is the radius,diameter,circumference

asked Mar 3, 2014 in GEOMETRY by rockstar Apprentice

radius-of-a-circle
diameter-of-a-circle
circumference-of-a-circle

if the circumference of a circle is 85 whats the radius

asked Mar 3, 2014 in GEOMETRY by johnkelly Apprentice

circumference-of-a-circle
radius-of-a-circle

What is the circumference of a circle if the radius is 12 inches?

asked Mar 3, 2014 in GEOMETRY by skylar Apprentice

radius-of-a-circle
circumference-of-a-circle

if the circumference of a circle is 20 pi, then what is the radius of the circle?

asked Feb 21, 2014 in GEOMETRY by johnkelly Apprentice

circumference-of-a-circle
radius-of-a-circle

radius of circle is 14cm.what is the area of the circle

asked Nov 16, 2013 in GEOMETRY by harvy0496 Apprentice

radius-of-a-circle

what is the center and radius of a circle with the equation

asked Mar 17, 2014 in ALGEBRA 2 by homeworkhelp Mentor

center-radius-of-circle
radius-of-a-circle

what is the circumference of a circle that has a radius of 9m and pie is 22/7

asked Mar 3, 2014 in GEOMETRY by dkinz Apprentice

circumference-of-a-circle
radius-of-a-circle

the circumference of a circle is 31.4 what is the radius & diameter

asked Mar 3, 2014 in GEOMETRY by homeworkhelp Mentor

circumference-of-a-circle
diameter-of-a-circle
radius-of-a-circle

what is the circumfrence of a circle given then radius 6?

asked Mar 3, 2014 in GEOMETRY by mathgirl Apprentice

circumference-of-a-circle
radius-of-a-circle

circle has a radius of 6cm what is the circumference?

asked Feb 21, 2014 in GEOMETRY by payton Apprentice

circumference-of-a-circle
radius-of-a-circle

The radius of a circle is 1 millimeter. What is the circle's diameter?

asked Dec 2, 2013 in GEOMETRY by mathgirl Apprentice

radius-of-a-circle
diameter-of-a-circle

find angle with a given radius of 22 and a arc length of 55

asked Mar 4, 2014 in GEOMETRY by johnkelly Apprentice

arc-of-circle
radius-of-a-circle
length-of-a-circle

radius of circle

asked Nov 16, 2013 in GEOMETRY by homeworkhelp Mentor

radius-of-a-circle

What is the approximate radius of the new sphere of dough?

asked May 6, 2019 in ALGEBRA 2 by anonymous

radius-of-a-circle

Copyright © 2024 MATHSKEY. All Rights Reserved. Sitemap|Terms Of Use|Disclaimer|Contact Us|FAQ

...