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Zolol [24]
3 years ago
15

Can someone help for number 20

Mathematics
1 answer:
ella [17]3 years ago
4 0
The angles remain the same. If you equally increase the lengths of the sides, the interior and exterior angles will not change. Both of them are similar to the original sign.
You might be interested in
If f\left(x\right)=\mid x\midf ( x ) =∣ x ∣, then what is the new function g\left(x\right)g ( x ) when f\left(x\right)f ( x ) is
Leni [432]

Answer:

g(x) = 2 (|x| - 3)

Step-by-step explanation:

Given

f\left(x\right)=\mid x\mid

Translation = 3 units down

Vertical stretch of 2 to give g(x)

Required

g\left(x\right)

3 units down translation

A function is translated down as follows:

h(x) = f(x) - k

Where k is the number of units.

So:

h(x) = f(x) - k

h(x) = |x| - 3

Vertical stretch of 2

A function is vertically stretched as follows;

g(x) = ah(x)

Where a is the units stretched.

In this case:

a = 2

So:

g(x) = ah(x)

g(x) = 2 * (|x| - 3)

g(x) = 2 (|x| - 3)

6 0
3 years ago
If DE = 37 cm and EF = 16 cm, then what are the possible lengths for DF so that DE,EF, and DF can form a triangle? Explain your
Molodets [167]

Answer:

The length of DF must be between 21 and 53.

Step-by-step explanation:

In a triangle, the length of two sides added together must exceed the length of the 3rd side. So, since EF is the shortest of the two givens, we know that EF + DF must be greater than DE. So we can plug in these numbers to find the minimum.

EF + DF > DE

16 + DF > 37

DF > 21

Now, for the upper maximum, we know that the two given lengths must be greater than the length of DF. So again, we can solve for the maximum using the amounts.

DE + EF > DF

37 + 16 > DF

53 > DF

With these two in mind, we know that DF must be between 21 and 53

6 0
4 years ago
HELP ME ITS TIMEDDDD
Talja [164]

Answer:

C) 58

Step-by-step explanation:

180-138=42

42+80=122

180-122=58

A= 58

7 0
3 years ago
19% of a certain population of students at Hardy-Weinberg equilibrium is affected by an autosomal dominant condition called ‘laz
bazaltina [42]

Answer:

81%

Step-by-step explanation:

Let 'L' be the dominant and 'l' e the recessive allele for ‘lazybuttness’.

Since ‘lazybuttness’ is an autosomal dominant condition, the 19% of students affected by the condition correspond to the  homozygous dominant (LL) and heterozygous (Ll) genotypes. Therefore, the rest of the population has the homozygous recessive genotype (ll) and is not affected. The frequency of students not affected is:

F = 100% - 19% = 81%

3 0
3 years ago
X^2/16 + y^2/25 = 1 <br> The major axis runs along the: <br> x-axis<br> y-axis <br> line y=x
Nuetrik [128]

Answer:

y-axis

Step-by-step explanation:

We have the equation:

\frac{ {x}^{2} }{16}  +  \frac{ {y}^{2} }{25}  = 1

This is the equation of an ellipse with vertex at origin.

We can rewrite this equation as:

\frac{ {x}^{2} }{ {4}^{2} }  +  \frac{ {y}^{2} }{ {5}^{2} }  = 1

Comparing this to

\frac{ {x}^{2} }{ {b}^{2} }  +  \frac{ {y}^{2} }{ {a}^{2} }  = 1

We a=5 and b=4

Since a>b, the major axis runs along the y-axis

3 0
3 years ago
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