answersLogoWhite

0

Subjects>Math>Math & Arithmetic

How many diagonals does a 21gon have?

User Avatar

Anonymous

∙ 9y ago
Updated: 12/11/2022

A 21-agon has 189 diagonals

User Avatar

Wiki User

∙ 9y ago
Copy

What else can I help you with?

Continue Learning about Math & Arithmetic

How many diagonals have a rectangle?

It has 2 diagonals


How many diagonals in hexagon have?

It has 9 diagonals


How many diagonals can be drawn in a hexagon?

9 diagonals


How many diagonals does a 33-gon have?

It has 495 diagonals.


How many diagonals in a regular nonagon?

27 diagonals

Related Questions

How many diagonals does triacontakaihexagon has?

It has 1,345,890 diagonals


How many diagonals does a undecagon have?

A undecagon has 44 diagonals. A dodecagon has 54 diagonals. An octagon has 20 diagonals. A heptagon has 14 diagonals.


How many diagonals in nonagon?

24 diagonals


How many diagonals does a square have?

It has 2 Diagonals!!!


How many diagonals does a quadrilateral?

2 diagonals


How many diagonals are in a octagon?

There are 20 diagonals


How many diagonals do octagons have?

20 diagonals


How many diagonals has a nonagon have?

It has 27 diagonals


How many diagonals in hexagon have?

It has 9 diagonals


How many diagonals have a rectangle?

It has 2 diagonals


how many diagonals have haptagon?

14 diagonals


How many diagonals from a vertex of a heptagon?

how many diagonals from a vertex a heptagon have

Trending Questions
What is the simplified fraction of 3 over 13? Decimal equivalents for one fifth? What three elements are necessary to conduct a t-test in statistics and find a critical value and test for a scenario? What does the word similar mean mathematically? What is a sphere or ball called? Is their a LCM for 6 18 and 11? How do you calculate the square root of 1009? What percent of 75 is 15? How many lines of symmetry does an isosceles trapazium? Is 25over 30 equivalent to 5over6? What is the name of an area covered by pattern? Does 4c eqaul 8 qt? What does 6X6? What is a derivative for the word prophecy? How far is 2000 inches in miles? Common multiples for 9 and 10? What is the fraction for forty-two and five hundredths? How do you write in roman numerals 31-50? What type of angle is made from the hands of a clock if the time is 600? What number is bigger 3.01 or 3.10?

Resources

Leaderboard All Tags Unanswered

Top Categories

Algebra Chemistry Biology World History English Language Arts Psychology Computer Science Economics

Product

Community Guidelines Honor Code Flashcard Maker Study Guides Math Solver FAQ

Company

About Us Contact Us Terms of Service Privacy Policy Disclaimer Cookie Policy IP Issues
Answers Logo
Copyright ©2026 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.