Answer:
When you rotate the regular pentagon \begin{align*}72^\circ\end{align*} about its center, it will look exactly the same. This is because the regular pentagon has rotation symmetry, and \begin{align*}72^\circ\end{align*} is the minimum number of degrees you can rotate the pentagon in order to carry it onto itself.
Step-by-step explanation:
Answer:
Yes, she has enough strong to make necklaces for five friends
Step-by-step explanation:
10 ft= 120 inches
120/20 9=in per necklace= 6
she has enough to make 6 necklaces and she only has to make five so yes
Answer:
1/-2
Step-by-step explanation:
-4+6/-6+2
Answer:
c. 500
Step-by-step explanation:
125+125=250
250+125=375
375+125=500
A billion is 9 zeroes
1.96 is already less than 10 and greater than or equal to 1 so
1.96 times 10^9 is answer
A is answer