Not sure if I'm right but i think the answer is C.
If a figure has four sides, its not always a square. It could be a trapezoid, or another four sided shape. The other converses for A and B are true.
Answer:
6
chaperones will be needed.
Step-by-step explanation:
1 to 25 students require (at least) 2 chaperones.
26 to 50 students require (at least) 4 chaperones.
51 to 75 students require (at least) 6 chaperones.
This is an example of use of the ceiling function.
The ceiling of a value
x
(sometimes written as
⌈
x
⌉
) is defined as the smallest integer greater than or equal to
x
.
In the given example we are asked for
XXX
2
×
⌈
53
25
⌉
XXXXXXXXX
which is
6
Answer:
cos(2π/35)
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Pre-Calculus</u>
- Sum/Difference Formula [cosine]:

Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify</em>
cos(π/5)cos(π/7) + sin(π/5)sin(π/7)
<u>Step 2: Simplify</u>
- Sum/Difference Formula [cosine]: cos(π/5)cos(π/7) + sin(π/5)sin(π/7) = cos(π/5 - π/7)
- Subtract: cos(π/5 - π/7) = cos(2π/35)
Answer:
maybe you can say traveling to the left (west) and right(east) five miles per hour.
Step-by-step explanation: