Well 75x12=900 so 900 divided by 40 is 22.5 so 22 teachers can have 40 chalks but the principal needs to order another 20 :)
Answer:
471 cm^2
Step-by-step explanation:
to find the literal surface area use formula= A^L=2πrh
2(3.14)(3)(25)=
471cm^2
Answer: 
Step-by-step explanation:
1. By definition, an even number is that number that can be divided by two.
2. Therefore, keeping this definition on mind, if you have an even number
, the next consecutive even integer after it can be obtained by adding 2.
3. Then, you can conclude the expression that represents the first consecutive even integer after
is:

Answer:
C
Step-by-step explanation:
The rule of an 180⁰ degree rotation is:
(x,y) -> (-x,-y)
Of all the rules of rotation, this is the only one that fits.
Answer:
which expression is modeled by this set of arrows on a number line
which expression is modeled by this set of arrows on a number line
which expression is modeled by this set of arrows on a number line
Step-by-step explanation:
h i