100 Contemporary Concrete Buildings (JUMBO)

100 Contemporary Concrete Buildings (JUMBO)

Matematika Jika AF-//DE, maka keliling bangun tersebut adalah....​

Jika AF-//DE, maka keliling bangun tersebut adalah....​

AB = √AF² - BF²

= √17² - 15²

= √289 - 225

= √64

= 8 cm

K = AF + AB + BC + CE + EF

= 17 + 8 + 15 + (17 + 17) + (8 + 8)

= 40 + 34 + 16

= 90 cm

semoga membantu

[answer.2.content]