Respuesta :

darkwhispers03
1. 4* (1/2)bh + s*s
4* .5 *5 *10 + (5*5)
100+25
125 units^2

2. (6*4*2)+ (2*4*15)+ (2*6*15)
48+120+180=
342 cm^2

3. (12*12)*6
864 mm^2

4. (2*.5*6*8)+(8*12)+(12*10)
48+96+120
264 ft^2