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Mama L [17]
2 years ago
9

Please help, thank you. The question is in the picture

Mathematics
2 answers:
Anit [1.1K]2 years ago
6 0

Answer: A regular decagon has all sides of equal length and each internal angle will always be equal to 144°.

Step-by-step explanation:

Romashka-Z-Leto [24]2 years ago
5 0

Answer:

D

Is the answer okkkkkkkkkkkkkkkk

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I need help on number 42 specifically. id appreciate it ! :)
swat32

When an angle is bisected it means that the bisector splits the angle in exactly half. This means that m<ABD and m<CBD are equal. Knowing this you can make an equation of setting them equal to each other so that you can solve for x:

\frac{x}{2} + 17 = x - 33

First combine like terms:

\frac{x}{2} - x = - 33 - 17

\frac{-1}{2}x = -50

Now isolate x by multiplying -2 to both sides

x = 100

Now to find m<ABC add both m<ABD and m<CBD together while plugging 100 in for x:

\frac{100}{2} + 17 + 100 - 33

50 + 17 + 100 - 33

134

Hope this helped!

~Just a girl in love with Shawn Mendes

3 0
2 years ago
A turtle travels 5/12 mile in 1/3 hour and a snail travels 1/8 mile in 3/4 hour. Which animal is faster?
saul85 [17]

Answer:

1/6 or 4/24 either one is correct

Step-by-step explanation:

6 0
2 years ago
A sphere has a diameter of 0.926 inch.
frosja888 [35]

Answer:

The volume of the sphere is V=0.416 \:in^3.

Step-by-step explanation:

The volume enclosed by a sphere is given by the formula

                                                 V=\frac{4}{3}\pi  r^3

Where r is the radius of the sphere.

The diameter of a sphere is twice as long as any radius of the same sphere and is given by the formula

                                                   d=2r

We know that the diameter of the sphere is 0.926 inch. The radius is

\frac{0.926}{2}=0.463

The volume of the sphere is

V=\frac{4}{3}(3.14)(0.463)^3 \approx0.4155385

and rounding to the nearest thousandth we get V=0.416 \:in^3.

3 0
3 years ago
Solve for x. -0.65 + 0.45x = 5.4
FinnZ [79.3K]

Answer:

x = 13.444 ... (repeating decimal) or;

x = 13 4/9

Step-by-step explanation:

-0.65 + 0.45x = 5.4

First we will add 0.65 to each 'side' of the equation.

0.65 + (-0.65) + 0.45x = 0.65 + 5.4

        0.65 + (-0.65) = 0

        0.65 + 5.4 = 6.05

Input the numbers, and now the equation looks like this:

0 + 0.45x = 6.05

Remove the zero:

0.45x = 6.05

Divide each 'side' by 0.45.

0.45x ÷ 0.45 = 6.05 ÷ 0.45

        0.45x ÷ 0.45 = 1x = x

        6.05 ÷ 0.45 = 13.444 ... repeating decimal

Input the numbers, and now the equation looks like this:

x = 13.444 ... repeating decimal

We can also write this as:

x = 13 4/9 in fraction form

3 0
3 years ago
4. Simplify 105<br> O A. 2/7<br> O B. / 105<br> O c. 42<br> O D. 2/3
Assoli18 [71]

Answer:

B. 105

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
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