Навколо піраміди, сторони основи якої дорівнюють 10 см, 10 см і 12 см, а висота 8 см, описано конус. Знайдіть об’єм конуса.

Объяснение:

https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5C%5Chttps://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5C%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%207%268%269%5Cehttps://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266 осмоhttps://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5https://tex.z-dn.net/?f=%5Cleft%https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5Chttps://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5C% осмотр5C7https://tex.z-dn.net/?f=%5Cleft%5https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5Chttps://tex.z-dn.net/?f=%5Cleft%https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5C%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%205B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5C%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%20%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%20B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5C%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%20%268%269%5Cend%7Barray%7D%5Cright%5D%20%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%20C%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%205B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5C%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%20C%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%20тр%5C%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%205C%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%20nd%7Barray%7D%5Cright%5D%20

ab(-2; -3)

labl=sqrt(4+9)=sqrt(13)

скурт-корень квадратный

пусть вписанный угол равен х градусов тогда центральный х+36 градусов. так как центральный угол вдвое больше вписанного, то можем составить уравнение х+36=2х;   2х-х=36;   х=36 градусов. значит вписанный угол равен 36 градусам.