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ollegr [7]
3 years ago
11

What is the least common denominator (LCD)

Mathematics
1 answer:
Romashka [77]3 years ago
3 0

The least common denominator is 15. The equivalent fractions would be 10/15 and 12/15.

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Which is larger 18% or 2/11?
Cloud [144]

2/11 is larger.

Explanation :

Because if you cover it to decimal,

18% will be 0,18 only

but

2/11 will be 0,188888-

which means it can be 0,19 if 2 decimal behind coma and of course 0,19 is larger dan 0,18

try devide 2 with 11 .

8 0
4 years ago
Read 2 more answers
A person is watching a boat from the top of a lighthouse. The boat is approaching the lighthouse directly. When first noticed, t
otez555 [7]

Answer:

Distance covered by the boat was 446.27 feet

Step-by-step explanation:

A boat which is at the point C approaching the light house.

At point C angle of depression to the boat was 17°44' and when boat stops at point B angle of depression was 48°13'.

Length of the tower is 200 feet then distance DC traveled by the boat.

Since at point B angle of depression was 17°44' so we will convert the angle in degrees.

Angle of depression = ∠ACB = 17°44' = 17+\frac{44}{60}=17+0.73=17.73

From ΔABC

tan 17.73° = \frac{200}{BC}

0.320=\frac{200}{BC}

BC=\frac{200}{0.32}= 625 feet

Now in ΔABD

∠ADB = 48°13' = 48° + \frac{13}{60}=48 + 0.217 = 48.217°

Now tan(48.217)=\frac{200}{BD}

BD=\frac{200}{1.119}=178.73 feet

Therefore distance DC = BC - BD

DC = 625 - 178.73 = 446.27 feet

So the answer is 446.27 feet was distance covered by the boat.

8 0
4 years ago
Read 2 more answers
How do you distribute 7(2x^2+9x-3)
katrin2010 [14]
Hey there! How are you today?

First, when dealing with the Distributive Property, we always need to pay attention to what number/variable we are multiplying by.
The concept of the Distributive Property is to look at the number/variable outside of the parenthesis and then multiply it by all numbers/variables inside of the parenthesis individually, and then sum those products up.

If you're having trouble grasping this concept, here's an example:

Ex:
2(1 + 3)
Multiply the number outside of the parenthesis (2) by all numbers inside of the parenthesis (1 and 3) individually.
2*(1) + 2*(3)
Simplify the multiplication process.
2 + 6
Sum up our products.
8.
8 is our answer for this example.

Now that we've explained and practiced what we are working on, let's apply this concept to the real problem.

7(2x^2 + 9x - 3)
Multiply the number outside of the parenthesis (7) by all numbers/variables inside of the parenthesis (2x^2, 9x, and -3).
7(2x^2) + 7(9x) + 7(-3)
Simplify the first multiplication parenthesis.
7*2x^2 = 14x^2
Simplify the second multiplication parenthesis.
7*9x = 21x
Simplify the third and final multiplication parenthesis.
7*(-3) = -21 (When you multiply a positive by a negative, your product is negative).

Now, let's write down our final products as a whole answer. Remember to start from the highest exponent.

14x^2 + 21x - 21 is your final expression.

I hope this helps! Let me know if you have any questions or concerns down in the comment box below this answer, and I'll get back to you when I can.
7 0
3 years ago
How i can answer this question
frez [133]

Answer:

Your correct Awnsers are A and D

8 0
3 years ago
Read 2 more answers
Look at the multiples of 4 that have an odd number in the tens place what values do they have
VladimirAG [237]

Answer:  The values in the ones place are always a 2 or a 6

<u>Step-by-step explanation:</u>

04\\08\\ \rightarrow 12 \leftarrow \\ \rightarrow 16\leftarrow \\20\\24\\28\\ \rightarrow 32 \leftarrow \\ \rightarrow 36\leftarrow \\40\\44\\48\\ \rightarrow 52\leftarrow \\ \rightarrow 56\leftarrow \\60\\64\\68\\ \rightarrow 72\leftarrow \\ \rightarrow 76\leftarrow \\80\\84\\88\\ \rightarrow 92\leftarrow \\ \rightarrow 96\leftarrow \\100

3 0
3 years ago
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