# Posts by clea

Total # Posts: 4

**Geometry**

Please help! I'm really confused on what it is asking. Use the formula for area of a triangle to derive the formula for the area of a regular polygon.

**geometry**

Given points J (1,4), A (3,5), and R(2,1), graph JAR and its reflection image across each line `1) the x-axis 2) the y-axis 3) y = 2 I need help finding what to graph!

**Chemistry**

What is the molarity of a 5.00 x 102 ml solution containing 2490 g of KI? How many moles of LiF would be required to produce a 2.5 M solution with a volume of 10.5 L? How many grams of NaI would be used to produce a 2.0 M solution with a volume of 10.00 L? Very confused on ...

**physics**

1. 1 2. 4 3. 2 4.4