patriciawells429 patriciawells429

30-11-2018
Mathematics

contestada

What is the sum of the interior angles of a regular decagon? A. 1300° B. 1380° C. 1440° D. 1500°

Respuesta :

Madsissabell Madsissabell

30-11-2018

the answer is C. 1440

Answer Link

eliotbronze eliotbronze

04-06-2021

Answer:

C).1440

Step-by-step explanation:

A decagon has 10 edges and sides so we use 10x140= 1440.

just add a zero :)

Answer Link

Otras preguntas

isolate ca=b(1/c-1/d)

What Motives does Columbus appeal to in trying to interest Spanish rulers in the new land?

What are two ways that living things use proteins ?

Estimate the sum of 6416,5734, and 4912 to the nearest thousand

How many triangles are in a octagon?

how does the cell membrane affect the contents of a cell

Is NH3 a molecular crystal, metal, ionic crystal, or a network solid?

What type of triangle is formed by joining the points D(7, 3), E(8, 1), andF(4, -1)?equilateral triangle isosceles triangle right triangle acute scalene trian

What type of triangle is formed by joining the points D(7, 3), E(8, 1), andF(4, -1)?equilateral triangle isosceles triangle right triangle acute scalene trian

Type of democracy where citizens elect leaders to represent them in government