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Ket [755]
3 years ago
12

The number of lines of symmetry of an equilateral triangle is _______.

Mathematics
1 answer:
Reika [66]3 years ago
8 0

Answer:

An equilateral triangle has three lines of symmetr

Step-by-step explanation:

letter d

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Which number has a cube root between 7 and 8
lubasha [3.4K]

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

<u>Here </u> ,There are no options given to choose which number is a cube root between 7 & 8 . So below provided answer is way to choose which numbers have cube root between 7 & 8 .

Here  , We have to find that Which number has a cube root between 7 and 8  . Let's find out :

We know that ,

\sqrt[3]{343}  = 7\\\sqrt[3]{512}  = 8

So , the number which have cube root between 7 & 8 will surely lie in between of 343 & 512  . Suppose the numbers which which have cube root between 7 & 8  are x_1,x_2,x_3,....,x_n , So these numbers lie between 7 & 8 i.e.

⇒ 343

Therefore, all the numbers which lies between 343 and 512 or 343  , have a cube root between 7 & 8 .

3 0
3 years ago
Read 2 more answers
Please help me! <br>10 points
Lerok [7]

the answer is d or the last one

5 0
3 years ago
What is the lower quartile of the following set? 28, 45, 12, 34, 36, 45, 19, 20 28.5 19.5 19 28
aleksandr82 [10.1K]
To find the lower quartile take the number of terms=n=12
to find the lower quartile take the equation (n+1)/4= 3.25
this means that the lower quartile will be at the 3.25th position int he sequence when all the terms are ordered from smallest to largest. so when ordered: 12  19  19  19.5  20  28  28   28.5   34   36   45   45
so the lower quartile is between 19 and 19.5 exactly 19.125
5 0
3 years ago
How do you find the equation of a line???
nevsk [136]

Answer:

y=mx+b

Step-by-step explanation:

b is wherever the line intersects the y axis.

m is the slope, rise/run. hope this helps! please mark brainliest!

8 0
2 years ago
Drag a statement or reason into the blank to complete this proof;
sergiy2304 [10]
\left[x \right] = \left[ 5\right][x]=[5]2(x+1)/−2 = 8−2 _________
_________ Simplifying

\left[x \right] = \left[ 2\right][x]=[2] = x + 1 + -4
x = -5
6 0
3 years ago
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