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Anna35 [415]
3 years ago
12

Can someone help??? I need to find the value of x ​

Mathematics
2 answers:
jekas [21]3 years ago
6 0

Answer:

x=30

Step-by-step explanation:

see in the picture .all steps are there

AnnZ [28]3 years ago
3 0

Step-by-step explanation:

The answer is mentioned above.

Hope it helps.

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For -180°<θ<0 , which of the primary trigonometric functions may have positive values?
Jobisdone [24]

Answer:

cos theta  = adj / hyp is positive (+/+)

Step-by-step explanation:

In this open interval, the hypotenuse (radius) is always positive, whereas the adjacent side is positive and the opposite side negative.

in this interval:

sin theta = opp / hyp is neg (-/+)

cos theta  = adj / hyp is positive (+/+)

tan theta = opp / adj = (-/+) :  negative

6 0
3 years ago
340 students went to the first school dance, the last school dance 306 students attended. What is the percent of change between
Fofino [41]

Answer:

10.59%

Step-by-step explanation:

percentage of change is given by

{(old number - new number)/old number} * 100

_________________________

given

no. of student  went to the first school dance = 340

no. of student  went to the last school dance = 306

Percentage of change between two dance

= ((no. of student  went to the first school dance - no. of student  went to the last school dance)/ no. of student  went to the fist school dance)*100

= (340 - 306)/340 *100

= (36/340 )*100 = 10.59%

The percent of change between the two dances 10.59%.

4 0
3 years ago
Dylan read 210 pages of a book in 5 days. He read 37 pages each day for the first 3 days He read y pages the fourth day. Which e
Setler79 [48]

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8 0
3 years ago
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nlexa [21]

Answer:

Step-by-step explanation:

5 0
3 years ago
How many ways can a president and vice-president be chosen from a committee of 6 people?
Citrus2011 [14]

Answer:

  30

Step-by-step explanation:

There are 6 ways the president can be chosen. Assuming the vice-president must be a different person, there are then 5 possibilities for that office. The total number of possible choices is ...

  6 × 5 = 30

_____

Each of the 6 president choices can have any of 5 different vice-president choices.

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3 years ago
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