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posledela
3 years ago
8

Help please, special right triangles, find the value of each variable

Mathematics
1 answer:
Rina8888 [55]3 years ago
6 0
Y= 10 -/ 2
x= 10

Explanation:

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Math help please thanks due soon
dezoksy [38]

Problem 11

Answer: Angle C and angle F

Explanation: Angle C and the 80 degree angle are vertical angles. Vertical angles are always congruent. Angle F is equal to angle C because they are alternate interior angles.

============================================

Problem 12

Answer: 100 degrees

Explanation: Solve the equation E+F = 180, where F = 80 found earlier above. You should get E = 100.

============================================

Problem 13

Answer: 80 degrees

Explanation: This was mentioned earlier in problem 11.

============================================

Problem 14

Answers: complement = 50, supplement = 140

Explanation: Complementary angles always add to 90. Supplementary angles always add to 180. An example of supplementary angles are angles E and F forming a straight line angle.

7 0
3 years ago
A band expects to put 12 songs on their next CD. The band writes and records 25​% more songs than they expect to put on the CD.
sweet-ann [11.9K]
12 songs. 25% of 12 is 3, so you add 3 to 12 and get 15. You then find that 20% of 15 is 3 so you subtract 3 from 15 and get 12 again.
7 0
3 years ago
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777dan777 [17]

Answer:

1/20

Step-by-step explanation:

Entire the entire bottle/tube of the treatment.

3 0
3 years ago
Help explain an show work thank you so much!
Dominik [7]

5 is (D)...…………………okay

7 0
3 years ago
What is the final amount if 931 is decreased by 1% followed by a 1% increase?
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930.91

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931 x 99% = 921.69

921.69 x 101% = 930.9069

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3 years ago
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