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postnew [5]
2 years ago
9

For which shape is 180 degrees the smallest angle of rational symmetry?

Mathematics
1 answer:
AleksAgata [21]2 years ago
7 0
I believe it’s c and a, but I mostly think it’s C!
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Brandon has a stack of books on his desk. The first book has 10 pages. The second book has twice as many pages. The third book h
Svetach [21]

Answer:

1280 pages

Step-by-step explanation:

You simply continue the pattern

40 × 2

80 × 2

160 × 2

320 × 2

640 × 2

= 1280

6 0
2 years ago
Find the missing side length to the nearest tenth of a millimeter.
wel

Answer:

17.9

Step-by-step explanation:

3.7²+17.5²=319.94

\sqrt{319.94\\= 17.9

8 0
3 years ago
Anais bought 3 1/2 yards of ribbon. She had 2 feet 10 inches of ribbon left after trimming some curtains. How many inches of rib
Lesechka [4]
First, convert how many yards there were to inches. 3 1/2 yards gets you 126 inches. Next, find out how many inches 2 feet and 10 inches of ribbon is. 34 is your answer. Subtract 34 from 126 to get an answer of 92 inches (7 feet, 6 inches.) 
4 0
3 years ago
How do you solve this problem?
enot [183]
Easy, it says "for ANY positive integer" so just test any positive integer

remember that n! means times all integers from 1 to that number n

lets try 1

(1+1)!/(1!)-1=
(2!)/(1!)-1=
2/1-1=
2-1=
1

if you don't believe me, try 2
(2+1)!/(2!)-2=
(3!)/(2!)-2=
(6)/(2)-2=
3-2=
1

te answer is 1, B


and number 9
easy, remember the exponential law
(x^m)(x^n)=x^(m+n)
jsut add the exponents
first gropu like bases
(r^2r^2/3)(t^1/2t^-3/2)
add bases
(r^2 and 2/3)(t^-1)=
(r^2∛(r^2))(1/t)=
\frac{r^{2} \sqrt[3]{r^{2}} }{t}
5 0
3 years ago
A fleet of vehicles is comprised of 60 vans, 20 limos, and X sedans. If 10% of all vehicles are limos, how many sedans are in th
xz_007 [3.2K]
10% of all the cars is 20 limos.

20 * 10 = 200 cars total.

limos + vans + sedans = total cars
200 cars total - 20 limos - 60 vans = x sedans

x = 120 sedans
4 0
3 years ago
Read 2 more answers
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