A semi-circle is a half circle. Find the area of a semi-circle with a radius of 8.6 meters. The area of the semi-circle is

Trigonometry hellllllpppppppp asap

Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?

Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4