0
Still curious? Ask our experts.
Chat with our AI personalities
SteveKnowledge is a journey, you know? We'll get there.
Chat with Steve
CoachSuccess isn't just about winning—it's about vision, patience, and playing the long game.
Chat with Coach
RafaThere's no fun in playing it safe. Why not try something a little unhinged?
Chat with RafaAdd your answer:
Earn +20 ptsQ: What is the diameter of a circle if its radius is 15cm?
Write your answer...
Submit
Still have questions?
Continue Learning about Math & Arithmetic
What is the circumference of a circle with a radius of 15cm?
double the radius to get the diameter = 30 multiply by pi (3.1415...) = 92.245 cm
What is the circumference of a circle with the diameter of 15cm?
The formula for the circumference of a circle is C = 2πr where r is the radius. This formula can also be expressed as C = πd where d is the diameter as the diameter is twice the radius. C = 15π = 47.12cm (2dp)
What is the radius of a circle if the circumference is 8cm?
The radius is 1.27cm
How do the the radius and diameter of a circle compare?
The diameter of a circle is twice its radius
If the radius of a circle is r what is the diameter of the circle?
The radius of a circle is half the diameter so if the radius of a circle is r, then the diameter is 2r.
Trending Questions
What 3D shape is a egg?
Does a recTANGLE have a pair of perpendicular sides?
How do you multiply a fraction by a negative number?
Why is it good to have a high sample size?
What numbers would you add before the FAR cite or clause to indicate DFARS?
Which customary unit of measure would you use to find the weight of a cat?
Are snow tires necessary for a 4 by 4?
How many barrels per linear foot?
What is the prime factor of 6048?
Can you do a cartwheel in 3 weeks?
What is a square number between 80 and 90?
What is the sigma for 111111 defects per million?
How much simple interest does $2000 earn in an account for six months at a rate of 7.5%?
If your height is 128 cm much would it be in mm?
How do you Change 97 percent to a fraction?
How many pennies are in circulation today?
How is the number pi calculated?
What is the meaning of agraharam in Malayalam?
Could you Round 14.5621 to the nearest hundredth?
What is 10 percent one thousand?
Copyright ©2025 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.