Answer:
A=2(1+2)a2=2·(1+2)·22≈19.31371
Step-by-step explanation:
hope this helps!
Answer:
Yes, John is correct.
Step-by-step explanation:
To find the total amount of candy you must add the amounts Sally and John have. Sally has 243.75 and John has 27.4. When you add those two together you can 217.5 which is what John thinks therefore he is correct.
Answer:
(x-8) is the factor.
Step-by-step explanation:
The given trinomial is .
We need to find the factor of this trinomial.
The factors of is (x-2) and (x-8).
So, the factor of is (x-8). Hence, the correct option is (B).
Answer:
The area of the cone is "1,695.6 cm³".
Step-by-step explanation:
The given values are:
Diameter of cone,
d = 18 cm
then,
Radius,
r =
=
=
Height,
h = 20 cm
As we know,
⇒ Area of a cone =
On substituting the given values in the above formula, we get
⇒ =
⇒ =
⇒ =
⇒ =
Answer:
5√10
Step-by-step explanation:
The distance between two points A() and B() on the coordinate plane is given by:
From the image attached the coordinates of the points are E(-1, -1), F(8, -4), C(-7, -4) and D(-1, 2).
Hence the lengths of the line segment EF and CD are: