The design is made from two sectors of circles, centre o. Calculate the perimeter of the shaded part. Give your answer correct to 3 significant figures

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)