sayedarabeya3 sayedarabeya3

07-04-2021
Mathematics

contestada

How many diagonals does a 12-sided convex polygon have? What is the general
rule for a convex polygon with n sides?

Respuesta :

mariammel88 mariammel88

07-04-2021

Answer:

goodluck!

Step-by-step explanation:

well is 12 sided and has digonal so

Answer Link

Hrishii Hrishii

07-04-2021

Answer:

54

Step-by-step explanation:

No of diagonals in a n sided polygon

[tex]= \frac{n(n-3)}{2} [/tex]

Therefore,

No of diagonals in a 12 sided polygon

[tex]= \frac{12(12-3)}{2} [/tex]

[tex]= 6\times 9[/tex]

[tex]= 54[/tex]

Answer Link

Otras preguntas

Express square root of 169^5 using rational exponents

Different structures give compounds different properties

assertive, aggressive, non assertive

- A 9,300 kg. railroad car traveling at a velocity of 15m/s strikes a second boxcar at rest. If the two cars stick together and move off with a velocity of 6m/s

What is the range of y = -5sin(x)? E OF all real numbers -5sys5 O all real numbers - sys all real numbers -1Sys1 O all real numbers - sys

HELP ASAP 1.26 a 64 b 12 c 36 2. 112 a 12 b 1 3. 93 a 19,683 b 729 c 27

Please help!! I need an explanation on how to do this problem! please help and explain if u can! :]

Knowing how food choices impact the function and productivity of cells, why do you think it is important to maintain a healthy diet? What can happen if someone

A=|3x-6| + 2 , xeRprove that:A=3x-4 for every x≥2

how do you ask your crush out

good job