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victus00 [196]
3 years ago
10

The formula for the area of a circle is

Mathematics
1 answer:
balandron [24]3 years ago
3 0

Answer: 10


Step-by-step explanation: Calculate the square root of 100


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The sum of two numbers is nineteen. One number is five more than the other. Find the numbers.
mestny [16]

Answer:12, 7

Step-by-step explanation:Using the process of elimination, I went through each number and subtracted five and added it until I got 12 and 7.

3 0
3 years ago
Evaluate 2x + 4 if x=5. Please help me I will give your 5 stars !!!
zloy xaker [14]

Answer:

14

Step-by-step explanation:

2(5)+4

10+4

14

5 0
2 years ago
Read 2 more answers
In the diagram below, GH is parallel to DE . If GH is 3 more than EH FH=10, and DE=12 find the length of EH. Figures are not nec
steposvetlana [31]

Answer: 5

Step-by-step explanation:

Since \overline{GH} \parallel \overline{DE}, by the corresponding angles theorem, \angle FGH \cong \angle FDE, \angle FHG \cong \angle FED. This means \triangle FGH \sim \triangle FDE by AA.

As corresponding sides of similar triangles are proportional,

\frac{10}{x+3}=\frac{10+x}{12}\\(10)(12)=(10+x)(x+3)\\120=x^{2}+13x+30\\x^{2}+13x-90=0\\(x+18)(x-5)=0\\x=-18, 5
However, as distance must be positive, we consider the positive solution, x=5.

Therefore, the answer is <u>5</u>

6 0
2 years ago
Four pounds of apples cost $1.96.
sasho [114]
<span>Four pounds of apples cost $1.96
so each pound cost: $1.96 / 4 = $0.49 or 49 cents

hope it helps</span>
6 0
3 years ago
Solve the system of equations below by graphing them with a pencil and paper. Choose the correct ordered pair (b, u).
Cloud [144]
U = -b + 21 . . . (1)
u = -2b + 30 . . . (2)
Equating (1) and (2),
-b + 21 = -2b + 30
-b + 2b = 30 - 21
b = 9
u = -9 + 21 = 12

Therefore, (b, u) = (9, 12).
4 0
3 years ago
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