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cricket20 [7]
3 years ago
10

Can Someone Please help me! Im having trouble with this one :/

Mathematics
2 answers:
natita [175]3 years ago
4 0

Answer:

75

Step-by-step explanation:

A streight line has an angle of 180 so if you take 180 and subtract 105 you get 75

Ivahew [28]3 years ago
3 0

Answer:

Equation: 105 + DBC = 180

DBC = 75

Step-by-step explanation:

ABC is a line and a line is 180 degrees

ABD + DBC = 180  because the two angles make up the straight line

We know ABD = 105

105 + DBC = 180

Subtract 105 from each side

105-105 +DBC = 180-105

DBC = 75

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Write 10 5/12 as an equevilent improper fraction
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Please help due pretty soon​
docker41 [41]

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A

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3 years ago
Help?
Gre4nikov [31]
A = P(1 + r)^t is the interest formula
A = 1000(1 + .02)^t
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6 0
3 years ago
Please guys I am begging you to help me! This was due yesterday and I need help! SO please help!
jeka57 [31]

Answer:

  • Q3. 12 units
  • Q4. 6.33 units
  • Q5. 66.19°

Step-by-step explanation:

Q3

DE and DF are legs and EF is hypotenuse

  • DE = √EF² - DF²
  • DE = √13² - 5² = √169 - 25 = √ 144 = 12
  • DE = 12 units

Q4

PR is opposite side of angle Q and RQ is adjacent side

  • tan 54 = PR/RQ
  • tan 54 = PR / 4.6
  • PR = 4.6tan 54
  • PR = 6.33 units

Q5

As previous question, using tan as BC is opposite and AC is adjacent leg of angle A

  • tan A = 6.8/3
  • tan A = 2.266
  • A = arctan (2.266)
  • A = 66.19°
8 0
3 years ago
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