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Wewaii [24]
3 years ago
12

Answer pls question in the picture

Mathematics
1 answer:
MAXImum [283]3 years ago
5 0
Hi !

I’m sorry I won’t be doing the solving for you because it should be easy but I will give you the logic in case you don’t know how to solve them...

Please look at the picture below

According to the theorem we know that DE is:

DE = 1/2 ( BC)

Solve for X then find the values.

Note: remember that if you want to make your life easy multiply both side by 2 to get rid of the 1/2.

You might be interested in
What is the solution for the equation 14.8 equals n -0.3
vodomira [7]

Hello there!

14.8=n-0.3

Answer:

\boxed{n=15.1=15.0}

You can also round up to the nearest tenths is 15.1 to 15.0 and its going to be stay.

Step-by-step explanation:

First you had to switch sides of equation form.

n-0.3=14.8

Then you add by 0.3 from both sides of equation form.

n-0.3+0.3=14.8+0.3

And finally, simplify by equation. You can also cross out by -0.3+0.3 and it gave us equal to zero. Then you add 14.8+0.3 and it equal to 15.1. You had to used their variable and its should be the right answer.

n=15.1

Hope this helps!

And thank you for posting your question at here on brainly, and have a great day.

-Charlie

6 0
3 years ago
19 hundred-thousandths19
Rama09 [41]

Answer:

.00019

Step-by-step explanation:

.00019

first 0: tenths

2nd 0: hundredths

3rd 0: thousandths

4th 1: ten thousandths

5th 9: hundred thousandths

8 0
3 years ago
1,000 darts were thrown at the rectangular board shown here. If 159 darts hit the circle, which of the following is most likely
Ludmilka [50]
The probability would be \frac{159}{1000},
Simplify and turn into ratio.
0.159 : 1.

I am unsure what the full question was though.

Hope this helps.

7 0
3 years ago
A biologist is researching a newly-discovered species of bacteria. He puts 1,000 bacteria into what he has determined to be a fa
Masteriza [31]
The bacteria grow from 1,000 bacteria into 12,500 bacteria in 12 hours.  The exponent function would be
:an= ao(1+r)^t12.500= 1,000(1+r)^121,000(12.5)= 1,000(1+r)^1212.5= (1+r)^121+r= 1.23427r= 0.23Number of bacteria after 20hr would be:an= ao(1+r)^tan= 1,000(1+0.23)^20an= 1,000(62.821 )an= 62,821
8 0
3 years ago
find the equations of the tangents to the curve y= x(x-1)(x+2) at the points where the curve cuts the x axis
antoniya [11.8K]

First of all, we compute the points of interest, i.e. the points where the curve cuts the x axis: since the expression is already factored, we have

x(x-1)(x+2) = 0 \iff x=0\ \lor\ x-1=0\ \lor\ x+2=0

Which means that the roots are

x=0\ \lor\ x=1\ \lor\ x=-2

Next, we can expand the function definition:

y = x(x-1)(x+2) = x^3 + x^2 - 2x

In this form, it is much easier to compute the derivative:

y' = 3x^2+2x-2

If we evaluate the derivative in the points of interest, we have

y'(-2) = 6,\quad y'(0)=-2,\quad y'(1)=3

This means that we are looking for the equations of three lines, of which we know a point and the slope. The equation

y-y_0=m(x-x_0)

is what we need. The three lines are:

y-0=6(x+2) \iff y = 6x+12  This is the tangent at x = -2

y-0=-2(x-0) \iff y = -2x  This is the tangent at x = 0

y-0=3(x-1) \iff y = 3x-3  This is the tangent at x = 1

7 0
3 years ago
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