Questions by JohnDel

Questions by JohnDel

Sam created a porch that was part wooden and part concrete, as shown in the figure below. Note: Figure not drawn to scale If a = 18 ft, b = 24 ft, and c = 30 ft, what is the total area of the porch? Assume

asked May 7, 2017

1 answer

0 votes

69.0k views

Jennifer went to the post office for stamps. She bought the same number of 8-cent stamps and 10-cent stamps. She also bought as many 2-cent stamps as both of the other two kinds combined. How many of each

asked May 4, 2017

2 answers

1 vote

41.4k views

What are scientists doing to collect data on the greenhouse effect?

asked Feb 7, 2017

1 answer

5 votes

130k views

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