Tetrahedron has 4 faces so it's a pyramid, dodecahedron is 12 faces, octahedron is 8 faces, icosahedron has 20 faces. Easiest way I know to classify them
Your answer would be -1.3
Answer:

Step-by-step explanation:
1.5 : 915 = 610
610 ÷ 2 = 305
305 ÷ 3 = 101.66
101.66 × 4 = 406.66 mph
Thus, the answer is 406.66 × t
Mark Brainliest if it's correct!
Answer:
320
Step-by-step explanation:
2*8=16
16*20=320
You can compare it because both is going to be 9.4 because you always have to round it if the second number from the decimal is a 5 or higher the first number past the decimal would go up one. but if it is 4 or lower it stays the same.