Answer: 25 girls
Step-by-step explanation:
Answer:
No solution
Step-by-step explanation:
we have

Apply distributive property left side


subtract 2x both sides
------> is not true
therefore
The system has no solution (two parallel lines)
Answer:
The diameter of the pond is 38 m.
The radius of the pond is 19 m.
The area of the pond is 361 m^2.
Step-by-step explanation:
We know that the circumference C of a circle is equal to

In this case, C is equal to 120 m.
The diameter is then:

Rounded to the nearest whole number, the diameter is D=38 metres.
The radius is equal to half the diameter, so the radius of this pond is R=19 metres.

The area can be calculated from the radius as:

The area is 361 m^2
Answer:
I got 22.4
Step-by-step explanation:
I used the formula A=1/2bh
A=1/2(8)5.6
A=4(5.6)
A=22.4
Answer:
Step-by-step explanation:
The first box should be 20.
The second box should be 40
The third box should be .2
The fourth box should be .6