New Worksheet: Geometry Worksheet 2

Practice surface area calculations for parallelograms and triangles with this worksheet.


Geometry – Worksheet 2

Name: ____________________________


Surface Area of Parallelograms and Triangles

To determine the area of a parallelogram, multiply the length by the height.
To determine the area of a triangle, multiply the base of the triangle times ½ and times the height.

Find the solutions to the following problems:
1. A parallelogram has a length of 7 inches and a height of 4.5 inches. What is the area?
____________________


2. A parallelogram has a length of 9.4 inches and a height of 5.4 inches. What is the area?
____________________


3. A parallelogram has a length of 8.4 inches and a height of 5 inches. What is the area?
____________________


4. A triangle has a base of 7.2 inches and a height of 4.4 inches. What is the area?
____________________


5. A triangle has a base of 2.45 inches and a height of 1.78 inches. What is the area?
____________________


6. A triangle has a base of 12.2 inches and a height of 8.6 inches. What is the area?
____________________


© 2012 Laura Glassel – lizzietutoring.blogspot.com

New Worksheet - Chemistry: Naming Compounds

Practice naming chemical compounds with these exercises:


Chemistry - Naming Compounds
Name: ___________________


Give the chemical formula for each of the following compounds:

diphosphorus hexaoxide _________________________________________

dinitrogen tetrahydride _________________________________________

nitrogen monoxide _________________________________________

tetraphosphorus hexaoxide _________________________________________

carbon tetrachloride _________________________________________

iodine trifluoride _________________________________________

dichlorine heptoxide _________________________________________

potassium phosphide _________________________________________

strontium sulfide _________________________________________

aluminum chloride _________________________________________

aluminum sulfite _________________________________________

ammonium carbonide _________________________________________

lithium cyanide _________________________________________

sodium acetate _________________________________________

magnesium hydroxide _________________________________________

rubidium carbonate _________________________________________

beryllium phosphate _________________________________________

New Worksheet - Conversions (Part 2)

Conversions Worksheet (Part 2)
Name: ____________________________

1. 1 kg of noodles costs $2.75.
How much does 3 kg cost? ____________________
How much does 4 kg cost? ____________________
How much does 7 kg cost? ____________________
How much does 1/2 kg cost? ____________________
How much does 3/4 kg cost? ____________________
How much does 2.25 kg cost? ____________________
How much does 3.75 kg cost? ____________________
How much does 4.5 kg cost? ____________________

2. 1 kg of butter costs $4.20. Who much do 2.5 kg of butter cost? ___________________

3. A roll of wire with 100 meters of wire weighs 1.3 kg. Another roll of wire with 30 meters of wire weighs 250 grams. Do both rolls contain the same type of wire? (hint: 1 kg = 1000 grams) ____________________

4. 9 workers need 6 days to finish renovating a house if they work 7 hours each day. Two of the workers are sick, so the rest are working an extra hour a day. How long will it take them to finish the renovation? ____________________

5. Bill is visiting England and while there he sees Stonehenge. In order to figure out how heavy one of the stones is, he estimates that the stone is about 2 meters long, 1.5 meters thick, and 6 meters high. He finds out from a construction worker that a stone with the dimensions 12 cm, 25 cm and 100 cm will weigh 81 kg. Given this information, what is approximate weight of one of the Stonehenge stones? ____________________