N= 34,22

M= 1,5

Dien tich phan con lai la:

18- 12,56= 5,44(m)

D/S:5,44m

Dien tich hinh tam giac MCD la :

1/2* 15*40= 300(cm)

D/S: 300 cm

Dien tich hinh tam giac MCD la :

1/2* 15*40= 300(cm)

D/S: 300 cm

Dien tich hinh thanh la:

(9+11,5)* 6,2: 2= 63,55 (cm)

Tong do dai 2day la:

9+ 11,5= 20,5(cm)

Dien tich hinh tron la:

3,14 * 25 = 78,5(cm)

D/S: 78,5 cm , 63,55cm

Dien tich hinh thanh la:

(9+11,5)* 6,2: 2= 63,55 (cm)

Tong do dai 2day la:

9+ 11,5= 20,5(cm)

Dien tich hinh tron la:

3,14 * 25 = 78,5(cm)

D/S: 78,5 cm , 63,55cm

Dien tich hinh thanh la:

(9+11,5)* 6,2: 2= 63,55 (cm)

Tong do dai 2day la:

9+ 11,5= 20,5(cm)

Dien tich hinh tron la:

3,14 * 25 = 78,5(cm)

D/S: 78,5 cm , 63,55cm

Dien tich hinh thanh la:

(9+11,5)* 6,2: 2= 63,55 (cm)

Tong do dai 2day la:

9+ 11,5= 20,5(cm)

Dien tich hinh tron la:

3,14 * 25 = 78,5(cm)

D/S: 78,5 cm , 63,55cm

Dien tich hinh thanh la:

(9+11,5)* 6,2: 2= 63,55 (cm)

Tong do dai 2day la:

9+ 11,5= 20,5(cm)

Dien tich hinh tron la:

3,14 * 25 = 78,5(cm)

D/S: 78,5 cm , 63,55cm

Dien tich hinh thanh la:

(9+11,5)* 6,2: 2= 63,55 (cm)

Tong do dai 2day la:

9+ 11,5= 20,5(cm)

Dien tich hinh tron la:

3,14 * 25 = 78,5(cm)

D/S: 78,5 cm , 63,55cm