Need help with math please
1 answer:
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Answer:
28%
Step-by-step explanation:
On Thursday night Anna had 20% of the votes, Ivan had 35% of the votes and Elena had 45% of the votes. You can take the number of total votes on Thursday equal to 100, then Anna had 20 votes, Ivan had 35 votes and Elena had 45 votes.
Let x be the number of votes added on Friday. All of them favored Elena, then Elena in total had 45+x votes and the number of all votes became 100+x. In the end Anna had 16%, then
100+x - 100%,
20 - 16%.
Write a proportion:
Find the percent of the voters that chose Ivan:
125 - 100%,
35 - y%.
Write a proportion:
Incomplete Question the complete Question with figure is below.
Answer:
Therefore the length of line Segment BC is 20.5 in.
Step-by-step explanation:
Given:
In Right Angle Triangle ABC
∠C = 90°
∠B = 35°
BC = a
AB = hypotenuse = 25
To Find:
BC = ?
Solution:
In Right Angle Triangle ABC , Using Cosine Identity we get
Substituting we get
Therefore the length of line Segment BC is 20.5 in.
