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3 years ago

5

Can someone please explain number 6 to me ! :((

1 answer:

Mazyrski [523]3 years ago

8 0

A 24 -gon has 24 exterior angles. Each exterior angle measures 36024=15 . The interior angle measures 180−15=165 . The sum of the 24 interior angles is then 24⋅165=3960

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A triangle has sides of 2,3 and 4 using the law of cosines , a^2+b^2-2abcosC=c^2 what is the value of 2abcosC

Anna007 [38]

$\bf \textit{Law of Cosines}\\ \quad \\
c^2 = {{ a}}^2+{{ b}}^2-(2{{ a}}{{ b}})cos(C)\qquad 
\begin{cases}
a=2\\
b=3\\
c=4
\end{cases}
\\\\\\
4^2=2^2+3^2-2abcos(C)\implies 2abcos(C)=2^2+3^2-4^2$

7 0

3 years ago

Solve the question below <br> -9 = x/8

Gnesinka [82]

Answer:

-72

Step-by-step explanation:

x= -9×8

3 0

3 years ago

Read 2 more answers

Rectangle ABCD is translated and then reflected to create rectangle A'B'C'D'. Do rectangle ABCD and rectangle A'B'C'D' have the

lions [1.4K]

Answer:

is there a graph for this that I can see?

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3 years ago

Sum of twice a number and 15 is greater than 3

Alex777 [14]

2x + 15 = 3

2x+15= sum of twice a number and 15

=3 = Greater than 3

6 0

3 years ago

The admission fee at a small fair is 1.50 for children and 4.00 for adults on a certain day 5,050 is collected if 1,000 adults a

blondinia [14]

1.50x + 4.00(1000) =5050 would be linear equation.

1.50x + 4000=5050

1.50x=1050

x=1050/1.50

x=700

7 0

3 years ago