Answer:
20
√
5
Step-by-step explanation:
1. You'll need to simplify each term. You'll get 32
√
5-12
√
5.
2. After you subtract 12
√
5 from 32
√
5, you'll get 20
√
5.
Answer:
6%
Step-by-step explanation:
Out of 100 rolls, there were 6 instances of 3. The experimental probability of rolling a 3 is ...
6/100 = 6%
Let r be a radius of a given circle and α be an angle, that corresponds to a sector.
The circle area is

and denote the sector area as

.
Then

(the ratio between area is the same as the ratio between coresponding angles).

.
9/10 is the answer. 7/8 is 70/80 and 9/10 is 72/80
Answer:
x=5
Step-by-step explanation:
so to isolate the x you dived the -3 to both sides
so it will now be
x=5 because a negative times or divided by a negative equals a positive so to prove that x=5
-3(5)=-15
which is true