nyahanna99 nyahanna99
  • 02-06-2022
  • Mathematics
contestada

SUPER EASY 9TH GRADE GEOMETRY
- find the area

SUPER EASY 9TH GRADE GEOMETRY find the area class=

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 02-06-2022

using the diagonal: area = 1/2 x diagonal^2


the full diagonal is 20 x 2 = 40 cm


area = 1/2 x 40^2 = 800


answer: 800 cm^2

Answer Link

Otras preguntas

how many nerves and bones and red blood cells does our body have plz help!!
Rewrite 2 x 5 as the same number added to itself over and over
The heartland of Canada, where the majority of Canadians live and work, is located A-around the great lakes and St.Lawrence river. B-around Hudson bay C-along C
How did European conquerors meet their need for labor on sugar plantations? A. They bought new machines that did much of the work. B. They brought enslaved Afri
solve by elimination x+2y=-7 x-5y=7
The richest discovery in the history of mining occurred in 1873. This so-called "Big Bonanza" made _______ the richest man in the world. A. John Mackay B. John
Is 4/16;0.25 equivalent numbers
A Muslim is one who believes in Allah and strives for total reorganization of his or her life. He or she also works for building human society on the same basis
Divide 4,318 by 7 Estimate:______________________________
What led to resentment and violence among many white Southerners after the Civil War? the rewriting of state constitutions the attempts to end the Ku Klux Klan