Answer:
392
Step-by-step explanation:
3 rectangular faces
7 x 16 = 112
7 x 16 = 112
7 x 16 = 112
2 triangular faces
1/2 x 7 x 8 = 28
1/2 x 7 x 8 = 28
Total surface area:
112 + 112 + 112 + 28 + 28 = 392
Answer:
the answae is D THEN C THE. 1
Answer: 2√ 10
Step-by-step explanation:
Answer:
9 g/cm³
Step-by-step explanation:
density = mass/volume
d = 81/9
d = 9 g/cm³