(a) Calculate the length of BC. Give your answer correct to 3 significant figures.
.cm
(3)
(b) The size of angle C is 38º, correct to 2 significant figures.
(i) Write down the lower bound of the size of angle C.
. °
(ii) Write down the upper bound of the size of angle C.
. °

"how does lena finally defeat the robots? ” this question will best be used to describe the story’s exposition. rising action. climax. falling action.

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

Find the amplitude of a sinusoidal function that models this temperature variation