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jolli1 [7]
3 years ago
8

Angle Relationships

Mathematics
1 answer:
Snowcat [4.5K]3 years ago
4 0

Answer:

B.

   BC = 4.8cm

   AC = 3.6cm

   ∠B = 37°

   ∠C =90°

Step-by-step explanation:

I calculated it logically

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If sin theta = 4/5 and theta is in quadrant 2, the value of cot theta is
trasher [3.6K]

Answer:

Cot(theta) = - 0.75 or -3/4

Step-by-step explanation:

The hypotenuse is 5

The y value is 4

We need to find the corresponding x value.

x^2 + y^2 = z^2

X = ?

y = 4

z = 5

x^2 + 4^2 = 5^2

x^2 + 16 = 25

x^2 = 9

Now in this case, you are in quadrant 2, so the x value is - 3

sqrt(x^2) = sqrt(9)

x = - 3

The cot value is the adjacent (x value) / the opposite ( y ) value

Cot(theta) = -3/4

cot(theta) = -0.75

8 0
3 years ago
Read 2 more answers
Lena and three of her friends bought just enough food so they could go for a 12-day camping trip. Pete and Jane surprised them b
blagie [28]

Answer:

  33.3%

Step-by-step explanation:

The number of people that must be fed has increased from 4 to 6, so is 6/4 = 3/2 as many as planned.

Assuming the additional people eat the food at the same rate as the original people, the time and number of people are assumed to be inversely proportional. That is, the time the food will last is 2/3 of the originally expected time. It has decreased by 1/3 × 100% = 33.3%.

___

If you like, you can count rations. For four people for 12 days, at 3 rations per person per day, a total of 144 rations are needed. When the number of people becomes 6, the number of days that will last is ,,,

  (144 rations)/(6 persons)/(3 rations/person/day) = 8 days

The percentage change in trip days is ...

  (8 -12)/12 × 100% = -4/12 × 100% = -33.3% . . . a decrease of 33.3%

3 0
3 years ago
Someone help me please
Valentin [98]

Answer:

1. a_{n} =2n+2\\2. a_{n}=6n+6\\3. a_{n}=4n+4\\4. a_{n}=2n-2\\5. 512 (*2)\\6. 314,928 (*-3)\\7. -65536 (*4)\\8. 917,504 (*4)\\9. -274 (-9)\\10. -230 (-6)\\11. -189 (-5)\\12. 371 (+20)

Step-by-step explanation:

7 0
3 years ago
I need help please!!!!!!!!!!!!!!!!!! Urhdjdndndbfbfhfhjjjj j
Lerok [7]
In a function, the range is the y value or axis. Most points on this graph have a y value of zero, but one has a value of 1.

The correct answers are 0 and 1.

Hope this helps!
8 0
4 years ago
Read 2 more answers
Santa rides his bike over a piece of gum and continues riding at a constant rate. At time = 1.25 seconds, the gum is at its maxi
Murrr4er [49]
Lamaj is rides his bike over a piece of gum and continues riding his bike at a constant rate time = 1.25 seconds the gam... brainly.com/question/16653958 same exact thing just different people
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3 years ago
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