You have a bag containing 8 + 20 = 28 marbles.
After you pull a black marble you have 28 - 1 = 27 remaining marbles.
There are 20 yellow marbles in the bag.
The probability of pulling a yellow marble is now
ANSWER: h=1
EXPLANATION: I hope I help
Answer:
I really don't know! Hope you have a good grade :)
Step-by-step explanation:
H and N are congruent because they are both 58 degrees,
J and L are congruent because they are both 62 degrees,
and K and M are congruent because they are both 60 degrees.
Therefore triangle HJK is congruent to triangle NLM.
A triangle is 180 if two angles equal to eachother and the other angle is these two combines the angels will be 45 45 90
45+45=90