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Jobisdone [24]
3 years ago
9

AB is a straight line. What is the value of y?

Mathematics
1 answer:
Lostsunrise [7]3 years ago
3 0
AB = 180
5y + 3y + 2y + 2y = 180
12y = 180
y = 15

Check the answer by substituting:

5(15) + 3(15) + 2(15) + 2(15)
75 + 45 + 30 + 30 = 180
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Plz help me do this i will help u if i know
miss Akunina [59]

Answer:

77

Step-by-step explanation:

2+3+5+7+11+13+17+19=77

8 0
3 years ago
If 6000 dollars is invested in a bank account at an interest rate of 9 per cent per
Volgvan

Answer:

(1) $11955.38

(2) $12228.62

(3) $12293.527

(4) $12326.6

Step-by-step explanation:

Compound interest is given by

A= P( 1 + r/n)^n*t

A= Final amount

P = initial amount = 6000

r = interest rate  = 9% = 0.09

n = number of times interest applied per time period

t = number of time periods elapsed

(1) Compounded annually

    n = 1 , t = 8

    A = 6000( 1+ 0.09/1) ^1*8

     A = 6000( 1.09) ^8 = $11955.38

(2) compounded quarterly

    n = 4 , t = 8

A = 6000( 1+ 0.09/4) ^4*8

     = 6000( 1.0225)^32 = $12228.62

(3) compounded monthly

     n = 12 , t = 8

 A = 6000( 1+0.09/12)^12*8 = $12293.527

(4) compounded continuously

       A = P* e^rt

      r = 0.09 , t = 8

           =  6000* e^0.09*8

           = 6000* e^0.72 = $12326.6

5 0
3 years ago
Read 2 more answers
Please help.<br> Will give brainliest!!!!
Alex787 [66]

Answer:

the last answer

no solution

i just did this in my math class today

Step-by-step explanation:

6 0
3 years ago
A polygon is broken up into 4 non-overlapping triangles by drawing lines from one vertex to all other non-adjacent vertices. wha
Nady [450]

The name of the polygon is (B) hexagon.

<h3>What is a hexagon?</h3>
  • A hexagon is a six-sided polygon or 6-gon in geometry.
  • The sum of any simple (non-self-intersecting) hexagon's internal angles is 720°.

To find the name of the polygon:

  • Let the number of sides in a polygon be n.
  • Triangles are formed by drawing diagonals from one vertex to each of the others.
  • Because there is no overlapping of the triangles, no diagonal will be drawn back to itself, and the diagonals to each adjacent vertex will lie on top of the adjacent sides, so the number of diagonals from a single vertex is three less than the number of sides or n - 3, and the number of triangles is one more, or n - 2.

  • Number of triangles = number of sides in polygon - 2
  • Number of triangles = n - 2
  • n = 4 + 2
  • n = 6
  • The polygon containing 6 sides is called a hexagon.

Therefore, the name of the polygon is (B) hexagon.

Know more about hexagon here:

brainly.com/question/1615720

#SPJ4

The complete question is given below:

A polygon is broken up into 4 non-overlapping triangles by drawing lines from one vertex to all other non-adjacent vertices. What is the name of the polygon?

A) Octagon

B) Hexagon

C) Heptagon

D) Quadrilateral

8 0
2 years ago
Please help with these two questions. ​
Usimov [2.4K]

Answer/Step-by-step explanation:

✔️<1 can be named in two ways using letters, with the middle letter being the letter of the vertex of the angle. Thus is can be named as:

\angle ADB or as \angle BDA

✔️It is unclear to name <1 as <D because <2 can equally be named as <2 since both angles share a common point or vertex D.

8 0
3 years ago
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