Question

50 PTS! SUPER EASY 9TH GRADE GEO
- FIND THE AREA

Answer 1

half the diagonal is shown as 20cm.

The full diagonal would be 20 x 2 = 40 cm.

area of a square using the diagonal is 1/2 x diagonal^2

Area = 1/2 x 40^2 = 800 square cm

answer: 800 square cm.