Monday
May 20, 2013

# Posts by Hanna

Total # Posts: 108

Math
Thanks so much! Could you tell me the base formula used for that?

Math
The half-life of carbon-14, which is used in dating archaeological finds, is 5730 yr. Assume that 100% of the carbon-14 is present at time 0 yr, or x=0. Write the equation that expresses the percentage of carbon-14 remaining as a function of time.

geometry
Solve y= 5/8b+10 for b

Math
The House of Representatives has 435 members. If a committee has a prime number of members, and that number is a factor of 435, then how many members can be on the committee?

Math
Solve z= 9/13c for c

geometry
the figure below represents a building in the shape of a pentagon. using the scale 1 inch= 94 feet, what is the perimeter of the building?

Science
I need to make an acrostic poem for science. My teacher said that each letter needs to start a sentence about plant life. The word is photosynthesis. I need some ideas by the 13th of June. I already have p-h-o-t of photosynthesis. Pls help me!

math
3xt2