The dimensions of a triangular lot are 142 feet by 67 feet by 141 feet. if the price of such land is $3 per square foot, how much does the lot cost?

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1

The area of each triangle is 7 square units. the surface area of the triangular prism is

Aboat has a speed of 9 mph in calm water. it takes the boat 4 hours to travel upstream but only 2 hours to travel the same distance downstream. which equation can be used to find c, the speed of the current? 2(9 – c) = 4(9 + c) 9 + c = 4(9 – c) 9 – c = 2(9 + c) 4(9 – c) = 2(9 + c)