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IRINA_888 [86]
2 years ago
11

15 POINT QUESTION PLEASE HELP ME WITH ALL 3 ASAPP

Mathematics
2 answers:
arlik [135]2 years ago
8 0

Answer:

6! thank you.

Step-by-step explanation:

Alexxx [7]2 years ago
5 0
The answers are A, C, and B
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What is the measure of each angle of a regular pentagon? If necessary, round to the nearest tenth.
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Answer: Find the measures of an exterior angle and an interior angle given the number of sides of each regular polygon. Round to the nearest tenth, if necessary. 24 b 15, 345 24, 156 7.5, 172.5 15, 165​

Step-by-step explanation:  sum, S, of the measure of the interior angles of a polygon with n sides is: ... The sum of the interior angles of a 24 -gon is 3960. ... angles of a polygon is (n−2)⋅180 , where n is the number of sides. ... Each exterior angle measures 36024=15 . ... The sum of the 24 interior angles is then 24⋅165=3960 .

7 0
3 years ago
Find the area of the triangle, please hurry and show your work
Anna71 [15]
The area= (20x14)/2
So, 20 times 14, divided by 2.
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3 years ago
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5 0
3 years ago
3 1/3 + (-2 1/4) + 1 5/6=
trasher [3.6K]

Answer:

2\dfrac{11}{12}

Step-by-step explanation:

The first step is to ensure that all of the fractions have a common denominator.

3\dfrac{1}{3}+\left( -2\dfrac{1}{4} \right) + 1\dfrac{5}{6}= \\\\3\dfrac{4}{12} - 2\dfrac{3}{12} +1 \dfrac{10}{12}= \\\\1\dfrac{1}{12}+1\dfrac{10}{12}= \\\\\boxed{2\dfrac{11}{12}}

Hope this helps!

6 0
3 years ago
a homework assignment included 40 multiple choice questions Sabrina completed 65% of her assignment in David completed 4/5 of hi
bazaltina [42]

Answer:

6 or -6

Step-by-step explanation:

  1. 65% of 40=26
  2. 4/5 of 40=32
  3. 32-26=6
  4. (or if you start with 26)
  5. 26-32=-6
7 0
2 years ago
Read 2 more answers
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