What is the measure of ∠B?

What Is The Measure Of B?

Answers

Answer 1

Answer:

m<B = 60

Step-by-step explanation:

Exterior angle thm:

3x + 4x = 10x - 45

7x = 10x - 45

7x - 10x = -45

-3x = -45

x = 15

<B:

4x

4(15)

60


Related Questions

Find the value of x in the triangle shown below

X=_____


Answers

The answer will be X = 28 degrees.

Christina used 7.36 cups of flour to bake 0.8 cakes. How much flour, on average, did she put in each cake?

Answers

Answer:

5.8 cups of flours

Step-by-step explanation:

Someone help please!!!!

Answers

Answer:

26.563, 1.977

Step-by-step explanation:

I will be honest I'm not 100% sure but i believe that the total distance all together is 26.563. I simply added all the distances.

Jada ran 1.977 miles further than Noah.

I'm so sorry if im wrong hope this helps though <3

i need help with this questions

Answers

Answer:

I think it is the second one

Step-by-step explanation:

What is the radius of the circle?

Answers

Answer:

8×ED=3×15

ED=45/8

the radius is the half of the diameter

so its 45/16

Answer:

[tex] \frac{ae}{be} = \frac{ce}{de} = \frac{bc - be}{ad - ae} \\ \\ = > \frac{8}{3} = \frac{15 - 3}{ad - 8} \\ \\ < = > \frac{8}{3} = \frac{12}{ad - 8} \\ \\ = > ad - 8 = \frac{12 \times 3}{8} = 4.5 \\ \\ < = > ad = 4.5 + 8 = 12.5 \\ \\ = > r = 12.5 \div 2 = 6.25[/tex]

whats the answer to this ill give brainliest

Answers

Answer:

80

Step-by-step explanation:

110-180=70

30+70=100

100-180=80

Answer:

I think the answer is 80

Step-by-step explanation:

i need help with this please

Answers

Answer:

z = 113

y = 31

Step-by-step explanation:

j || n and line a is their transversal. (given)

Therefore,

z° = 180° - 67° (exterior angles on the same side of transversal)

z°= 113°

z = 113

(5y - 88)° = 67° (exterior alternate angles)

5y - 88 = 67

5y = 67 + 88

5y = 155

y = 155/5

y = 31

What 2 sides need to be congruent in order to prove the 2 triangles are congruent by HL?


PLEASE HELP ASAP!

Answers

Answer:

The two hypotenuses.

Step-by-step explanation:

HL or Hypotenuse-Leg Theorem: two right triangles are congruent if and only if the hypotenuse and a leg of one right triangle are congruent to the hypotenuse and a leg of the other right triangle.

Since we already know the bottom leg of each triangle is congruent, we only need to know the two hypotenuses.

Answer:

AB=ED

Step-by-step explanation:

PLEASE I NEED HELP! Find the probability. Image attached (math)

Answers

whats the question????

Use the law of sines to complete an expression that represents the angle measure x

Answers

Answer: 51.9 degrees
Step by step explanation:
Sin(71)/35.6=Sin(x)/21.3
21.3Sin(71)=35.6Sin(x)
21.3Sin(71)/25.6=sin(x)
Sin^-1(21.3Sin(71)/25.6)=x
51.87827502 degrees=x
51.9= angle x

When given the ordered pair (2,5), which number represents your x-value? Which number represents your y-value?

Answers

Answer:

X=2 and y=5

Step-by-step explanation:

2 represent x-value and 5 represent y- value

what situation would yield a biased sample? Explain.​

Answers

Can i have the situations?

Someone interviewing the art club at a school to see how many students are going to the art festival.

The art club students are already interested in art, and there is a great chance they will all go, or will all be interested. In order to have an unbiased sample, they could ask every third student that walks through the front doors.

Hope this helped!

what algebraic propertiy am i using for 5(d + 1)

Answers

Answer:

distributive

Step-by-step explanation:

you are distributing 5(d+1) into 5d +5

A right triangle has a hypotenuse measuring 15
inches and one leg measuring 9 inches. What is the
length, in inches, of the other leg of the triangle?

A 3
B 6
C 10
D 12

Answers

Answer:

D

Step-by-step explanation:

15^2 = 9^2 + x^2

x^2 = 15^2 -9^2

x^2 = 225-81

x^2 = 144

x = 12

Stellar cell phones charges $0.10 per extra gigabyte of data and a monthly fee of $15. Cell Phones ‘R Us does not charge a monthly fee, but they charge $0.15 per extra gigabyte of data. Which inequality represents the situation when Cell Phones ‘R Us is cheaper than Stellar Cell Phones?

Answers

I think 50 < 15+.10m is it

Can someone help me

Answers

I'll help.

A student needs 15 minutes to solve an algebra problem. How many minutes does the student need to solve 5 problems?

it's easy, you only need to divide 15 by 5.

Like this :

15÷5= 3

because 5×3 = 15 , so you just need to flip it over

so, the student need 3 minutes to solve 5 problems

The radius of a circle is 8 feet. What is the circle's area?
Use 3.14 for ​.

Answers

Answer:

50.27

Step-by-step explanation:

remember that the circumference of a circle is 2πr

so 3.15x8 and then multiply by two

Answer:

200.96 ft²

Step-by-step explanation:

Step 1: Define/formula

To find the area of a circle, multiply the radius by itself twice, then multiply the product by pi.

[tex]a=\pi r^2(3.14*radius*radius)[/tex]

Step 2: Solve

According to the word problem, the radius is 8.

From here, we plug the numbers into the formula.

[tex]\pi 8^2(3.14*8*8)=200.96ft^2.[/tex]

Step 3: Conclude

Therefore, the area of this circle is 200.96 ft.²

I need help I’m stuck

Answers

Answer:

Step-by-step explanation:

can someone pls help me with this i need a answer and i need to explain pls help!

Answers

Answer:

For the third time D because 60+30*2 is 120 and 30 of 120 is 25%

Step-by-step explanation:

The measurement of angle A is _____ degrees

Answers

Answer:

157

Step-by-step explanation:

I actually forgot the rules as to why it is, but you can clearly see that they are identical to each other!

A beam rests against a wall, forming a 55-degree angle with the floor. Use the function y=9sec 0 to find the length of the beam to the nearest tenth of a foot.

A - 48 degrees
B - -48 degrees
C - 50 degrees
D - -50 degrees

Answers

Answer:

C. 15.7 feet

Step-by-step explanation:

9/cos(55 deg)=

15.691.

round it up, and the length of the beam is 15.7 feet.

The length of the beam is 15.7 foot.

What is trigonometry?

Trigonometry is mainly concerned with specific functions of angles and their application to calculations. Trigonometry deals with the study of the relationship between the sides of a triangle (right-angled triangle) and its angles.

For the given situation,

A beam rests against a wall, forming a angle with the floor = 55 degree

The function is y = 9 secθ

The length of the beam is

⇒ [tex]y = 9 sec\theta[/tex]

⇒ [tex]y = 9 sec55[/tex]

we know that secθ = 1/cosθ

⇒ [tex]y = 9 (\frac{1}{cos55})[/tex]    

⇒ [tex]y=15.69[/tex]

⇒ [tex]y=15.7[/tex]

Hence we can conclude that the length of the beam is 15.7 foot.

Learn more about trigonometry here

https://brainly.com/question/16965914

#SPJ2

Find the hypotenuse of a right triangle if the legs are 22 and 26. Round to nearest hundredth

Answers

Answer:

Step-by-step explanation:

length of Legs of the right angle triangle = 22 (unit) and 26 (unit)

To find the length of hypotenuse of the right angle triangle, we have to use Pythagoras property

Lets keep hypotenuse as "h" and one leg as  "a" and another as "b"

[tex]a^{2}[/tex] + [tex]b^{2}[/tex] = [tex]h^{2}[/tex]

[tex]22^{2}[/tex] + [tex]26^{2}[/tex] = [tex]h^{2}[/tex]

484 + 676 = [tex]h^{2}[/tex]

[tex]h^{2}[/tex] = 1,160

h = [tex]\sqrt{1,160}[/tex]

h = 34.05 (unit)



NEED HELP PLZ ON ASSIGNMENT

Answers

Answer:

1 and -3

Step-by-step explanation:

To solve for the roots (x-1)(x+3) set x-1 to = 0 and solve for x. Same thing for x+3.

Answer:

1, and -3

Step-by-step explanation:

So when looking for roots, we take our quadratic equation that is in factored form, and set each partheasese to 0:

x-1=0 and x+3=0

Now just subtract and add the -1 and +3 to both sides:

x=1 and x=-3

These are your 2 answers for the quadratic.

Hope this helps!

HELP!!! Simplify cos^2 0 -1/ 4sin^2 0?

Answers

We need to simpify the given expression. The given expression to us is ,

Given Expression :-

[tex]\sf\implies \dfrac{ cos^2\theta -1}{4 \ sin^2\theta }[/tex]

Using Identity :-

[tex]\sf\implies \red{ sin^2\theta + cos^2\theta = 1}[/tex]

So that :-

[tex]\sf\implies - sin^2\theta = cos^2\theta -1[/tex]

We have :-

[tex]\sf\implies \dfrac{ cos^2\theta -1}{4 \ sin^2\theta } \\\\\sf\implies\dfrac{ - sin^2\theta}{4sin^2\theta}=\boxed{\sf -\dfrac{1}{4}} [/tex]

Hence the required answer is -1/4.

PLEASE HELPPPP
A bath time rubber ducky has a surface area of 96cm and a volume of 516 cm^3. If all of the dimensions of the bath time rubber ducky are multiplied by 16 to get this pool float rubber ducky, what will the surface area and the volume of the pool float ducky be

Answers

1526 cm and 8256cm would be the answrer if you plug in formula

Can somebody help I’m confused

Answers

Answer:

multiply altogether a) will be 3696

b) will be 180

Pls help if u know math

Answers

Answer:

= 22 units

Step-by-step explanation:

Well, QS and RT are equal, so...

5x-3=3x+7

-3x -3x

2x-3=7

+3 +3

2x=10

÷2 ÷2

x=5

...and to find a side length...

3x+7=15+7=22

= 22 units

Jajakskssjjsskzkzjjzzjsjsjsjzjzjzj please answer

Answers

Answer:

well it stopped on the 8 intercept means stop or cut off so

Step-by-step explanation:

i's say 8

Find the mean of the data in the dot plot below.

fish

Fish Emma caught each day

of her fishing trip

Number of fish

Answers

Answer:

I think you forgot to include the dot plot

Step-by-step explanation:

I will attempt to help but I need the dot plot

Answer:

fish

Step-by-step explanation:

fish

The function f(x) = 1.25x^2 models the packaging costs, in cents, for a box shaped like a rectangular prism. The side lengths are 2x in., 2x in., and 0.5x in. What are reasonable domain and range values for this function, if the longest side length of the box can be no greater than 20 in.? Write the answers in interval notation.

Answers

Answer:

I need this tooo, did u find it??

Step-by-step explanation:

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