# Posts by Cherri

Total # Posts: 5

**physics**

A 30.0 kg block falls from a height of 30,4 m. assuming a closed system its speed just before hitting the ground is about?

**Math.**

42 feet

**american government**

The answer is C partiipate incommunity ativites.

**Honors Algebra I**

Fill in the blanks to explain the step below. A=1/2(b to the 1st power + b to the second power)h solve for h

**Math**

Please double check me Dividing Real Numbers (-9)(5)/3 Answer: 15 4 – (-3) +1 / 2 –2 / (-2) Answer: 2 16 / (-2) * (-4) / 2 3power + 4 Answer: 6 Subtracting Real Numbers –1/2 – (-5/8) Answer: 2 –3.4 – (-7.6) Answer: -4.2 –54 – 119 Answer...