119 The diagram shows a regular dodecagon (12 sides).
a) Work out the size of one interior angle.
b)
Work out the size of one exterior angle.

Arandom number generator is used to model the patterns of animals in the wild this type of study is called

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

Bring the fraction a/a-4 to a denominator of 16-a^2