Answer: 1384.74
Step-by-step explanation:
A=πr^2
radius=42/2=21
(3.14)(21)^2
3.14(441)
1384.74
Answer:
x=1, y=2. (1, 2).
Step-by-step explanation:
-3x+10y=17
3x+7y=17
---------------
17y=34
y=34/17
y=2
3x+7(2)=17
3x+14=17
3x=17-14
3x=3
x=3/3
x=1
Answer:
Simplified: -21-98t
Factored: -7(14t+3)
Step-by-step explanation:
The given expresion is:
14-28t-5(7+10t)
We expand the parenthesis to get:
We group like terms to get:
We combine similar terms to get:
We now factor to obtain:
Answer:
30 m
Step-by-step explanation:
You simply add the lengths of all the sides. 3 m is not needed for this.
Answer:
An event with probability 0 never occurs. An event with probability 1 occurs on every trial
Step-by-step explanation:
