1 There are 3 statistics teachers is a classroom. Their ages 30, 40 od 50. A 40 year old stais
cates fe classe
A The meze age and variance will decrease.
B. The meze age will decrease sad varizace increase
C. The meze age will increase sed variance will decrease.
D. The me age and variance will increase
E The meze age will stay the same and varizace will decrease.

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.