An urn contains b blue and r red balls. (a) Balls are removed at random until the first blue ball is drawn. Determine the expected number of balls drawn. b) Now suppose instead that the balls are removed at random until the remain- ing balls are all of the same colour. What is the expected number of balls remaining in the urn

take it another

if the pizza is divided equally into 2 equal halves then you would get

πr^2/2

where r is the radius of the pizza.

happy to

pls mark as brainliest

sas (side angle side)

aa(angle angle)

sss(side side side)

sas you have to find two sides with an angle in between

aa you find two angles because it will always add up to 180

sss find all sides

step-by-step explanation:

transitive property

step-by-step explanation:

the definition of the transitive property is:

if a = b, and b = c, then a = b