What is the surface area of a triangular pyramid if each face has an area of 80 m2? a. 240 m2 b. 160 m2 c. 320 m2 d. 20 m2

The contents of 3838 cans of coke have a mean of x¯¯¯=12.15x¯=12.15. assume the contents of cans of coke have a normal distribution with standard deviation of σ=0.12.σ=0.12. find the value of the test statistic zz for the claim that the population mean is μ=12.μ=12.

Find the greatest common factor of the polynomial: 10x^5+15x^4-25x^3 10x^5 x^3 5x^3 5

How do i find the missing angle measure in a polygon