Answer:
64
Step-by-step explanation:
180-64 = 116 because of alternate interior angles d = 116
d and c are Supplementary. 180-116 = 64. c = 64
The most improbable simulation for this coin is the heading when a coin is tossed 20 times will be 15.
<h3>What is probability?</h3>
Probability means possibility. It deals with the occurrence of a random event. The value of probability can only be from 0 to 1. Its basic meaning is something is likely to happen. It is the ratio of the favorable event to the total number of events.
A coin is biased to display heads 75% of the time.
It is tossed 20 times, and the outcomes are recorded.
Then the probability of getting heads when a coin is tossed 20 times. Then we have

More about the probability link is given below.
brainly.com/question/795909
Obtuse and isosceles
Isosceles means that at least two of the sides are congruent or equal.
Obtuse means that one angle of the triangle is greater than 90 degrees.
So, your answer is D and E
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