Density is how much matter is contained within a volume. A dense object weighs more than a less dense object that is the same size. An object less dense than water will float on it; one with greater density will sink. The density equation is density equals mass per unit volume or D = M / V. (Hope this helped!)
Step-by-step explanation:
2x+30+x+72°=180
3x+30=180°-72°
3x+30=108°
Answer:
Coordinate of A: -9
Coordinate of Q: 9
Step-by-step explanation:
1 - 10 = -9
1 + 8 = 9
Number one is none of them
Answer:
B- 90 degrees
Step-by-step explanation: