I need a hard 8th-grade math question (ON LEVEL) please don't give me the answer also tell me how I can use it in real life

Answers

Answer 1
The lengths of two sides of a triangle are 20 mm and 13 mm. Which of these lengths cannot represent the length of the third side.
35 mm
10 cm
20 mm
45 mm

Related Questions

5x
If the measurement of a central angle is
find the length of its intercepted arc in a circle with a radius of 15 inches.
a 33.4 inches
b. 35.6 inches
C. 37.5 inches
d. 39.3 inches

Answers

This question is incomplete

Complete Question

If the measurement of a central angle is 5pi/6, find the length of its intercepted arc in a circle with a radius of 15 inches

a 33.4 inches

b. 35.6 inches

C. 37.5 inches

d. 39.3 inches

Answer:

d. 39.3 inches

Step-by-step explanation:

We are to find the Arc length of the circle

To solve the above question, the formula is given as:

Arc length = Central angle × radius

From the above Question, we are given:

Central angle = 5pi/6 = 5π/6

Radius = 15 inches

Hence,

Arc length = 5π/6 × 15 inches

Arc length = 235.61944901923448/ 6

Arc length = 39.26990817 inches

Approximately , the Arc length

= 39.3 inches.

Therefore, Option d is the correct answer.

Please help. Cesium-137 has a half-life of 30 years. Identify the amount of cesium-137 left from 150 milligram sample after 120 years.
1.325 mg
0.9375 mg
9.3750 mg
1.097 mg

Answers

Answer:

1.325 mg

have a good day :)

Answer:

9.3750 mg

Step-by-step explanation:

PLEESSSE HELP ASAP !!!! WILLL GET BRAINLIEST

Answers

Answer:

B

Step-by-step explanation:

B/ y - 4 = 4/3(x - 6)

In triangle XYZ, the measure of angle YXZ is 14.5*, and the measure of angle XYZ is 75. What is the measure of
angle XZY in degrees? (6.8A)

Answers

I believe the measure of angle XZY is 90.5°

What is the value of x in the diagram?
(x + 45)
(x + 105)

Answers

if the addition if (X+45)° and (X+105)° equal 180°

due to they are a co- interior angles.

then X+45+X+105 = 180°

2X+150 = 180°

2X = 30

X = 15°

Suppose that y varies directly with x. When x = -4, y=-14. Determine the value of y when
X=9

Answers

Answer:

if x=-4 & y=-14...then x=9 & Y= -1. which is minus 10

Step-by-step explanation:

-4 is 10 under -14. If X=9 then Y= -1.

The quotient of a number and 2 is 3. Find the number.

Answers

Answer:

6

Step-by-step explanation:

6 divided by 2 is 3

Katy inherited a savings account that was started by her grandfather 20 years ago. His investment can be modeled by the function
A(t) = 10,000(1.012)^t+ 20, where A(t) represents the value of the account, in dollars, t years after the inheritance. Which function is
equivalent to A(t)?
A)
A(t) = 10,000(1.012)^20
B)
A(t) = 10,000[(1.012)^t]^20
C)
A(t) = 10,000(1.012)^t (1.012)^20
D)
A(t) = 10,000[(1.012)^t + (1.012)^20]

Answers

Is c because it makes sense to me

Solve the inequality 2x + 9 > 19 - 8x

Answers

x> 1

i hope it helps you ❤️❤️❤️

please help i have to turn in in 8 mins....thanks :)

Answers

6√3

Step-by-step explanation:

6 is x. side across from right angle (12) is 2x. so 6x2 to get 12. missing side is x√3. so 6√3

Answer:

6√3

Step-by-step explanation:

using the pythagorean theorem you can plug in the numbers to get √(12^2 - 6^2) = √(144-36) = √108 = 6√3.

78x − 12 = 316x + 5 what is the answer pls help

Answers

Answer:

-0.0714 approx

Step-by-step explanation:

78x − 12 = 316x + 5

Bring all the like terms together

78x -316x = 5 + 12

-238x = 17

∴ x = 17 ÷ -238 = -0.0714 (rounded up to 3 significant figures)

solve for x and y pls​

Answers

X is a 90 degree angle so x equals half of 90 which is 45
X= 45
Since x is 45 the other angle on the other side is 45
Every triangle equals 180 so you take 45+45 to get 90 and subtract that from 180 and get 90
Y= 90
hope this helped ask questions

PLSSS HELP MEE SHOW UR WORK!!

Answers

Answer:

(-3, 13)

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right  

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of Equality

Algebra I

Terms/CoefficientsCoordinates (x, y)Solving systems of equations using substitution/elimination

Step-by-step explanation:

Step 1: Define Systems

y = -4x + 1

11y = x + 146

Step 2: Solve for x

Substitution

Substitute in y:                                                                                                  11(-4x + 1) = x + 146Distribute 11:                                                                                                      -44x + 11 = x + 146[Addition Property of Equality] Add 44x on both sides:                                11 = 45x + 146[Subtraction Property of Equality] Subtract 146 on both sides:                      -135 = 45x[Division Property of Equality] Divide 45 on both sides:                              -3 = xRewrite/Rearrange:                                                                                          x = -3

Step 3: Solve for y

Define original equation:                                                                                 y = -4x + 1Substitute in x:                                                                                                 y = -4(-3) + 1Multiply:                                                                                                           y = 12 + 1Add:                                                                                                                    y = 13

While in Manchester, England, Jaslene bought a sweater for £28(GBP). When she returned,
she saw the same sweater for $38CAD. Which sweater cost more? By how much in Canadian
dollars?

Answers

Answer:

The Manchester, England sweater is more expensive.

27 GBP is equal to 49.52 CAD, which is more than the 38 CAD from the afterwards.

Step-by-step explanation:

Warren made 5 pans of brownies. He will slice the brownies into pieces, and each piece will be 1/10 of the size of a pan. How many slices of brownies will Warren create? a. 10 b. 25 :c. 50. d. 100

Answers

Answer:

c

Step-by-step explanation:

If a piece is equal to 1/10 of a pan , a pan would make 10 brownies

5 pans would make , 10 x 5 = 50 brownies

Answer: c

Step-by-step explanation: each pan is 10 slices so if you multiply that with how many pans you have which is 5 and 5 x 10 = 50

what is 12% as a fraction in simplest form?

Answers

Answer:

10

Step-by-step explanation:

you convert the 12% so that it becomes a fraction...it becomes 12\100 , then put it in its lowest form ...

PLZ HELP DUE IN 3 MINUTES!!!!

Answers

Answer:

a1) 65

a2) 25

a3) 45

Step-by-step explanation:

all triangle equal to 180

Answer:

65

25

45

Step-by-step explanation:

1) green triangle 180 - 50 - 65 = 130 - 65 = 65

2) purple triangle 180 - 130 - 25 = 50 - 25 = 25

3) red triangle 180 - 45 - 90 = 90 - 45 = 45

A chess club with 45 members is electing a new president. Bob received 18 votes. What percentage of the club members voted for Bob?​

Answers

Given:

A chess club with 45 members is electing a new president.

Bob received 18 votes.

To find:

The percentage of the club members who voted for Bob.

Solution:

We have,

Total number of members = 45

Votes received by bob = 18

Now, the percentage of the club members who voted for Bob is

[tex]\%=\dfrac{\text{Number of members voted for bob}}{\text{Total members}}\times 100[/tex]

[tex]\%=\dfrac{18}{45}\times 100[/tex]

[tex]\%=\dfrac{2}{5}\times 100[/tex]

[tex]\%=\dfrac{200}{5}[/tex]

[tex]\%=40[/tex]

Therefore, 40% of the club members voted for Bob.

How much money will Adriano’s online business earn this month

Answers

The website first had 200 subscribers, they gained 40 which makes it 240 and then lost 10 which is 230. 230x5= 1,150. So Adriano’s website earned $1,150

Aiku has one piece of rope that is 45 centimeters long and another that is 367 centimeters long.

How many meters of rope does Aiku have in all?

0.0412 m

0.412 m

4.12 m

41.2 m

Answers

Answer:

the 3rd one.

Step-by-step explanation:

Option D is correct, Aiku has a total of 4.12 meters of rope in all.

What is Equation?

Two or more expressions with an Equal sign is called as Equation.

To find the total length of the rope in meters, we need to convert the lengths of the two ropes from centimeters to meters and then add them together.

The length of the first rope is 45 centimeters, which is equal to 0.45 meters (since 1 meter = 100 centimeters).

The length of the second rope is 367 centimeters, which is equal to 3.67 meters.

Adding these two lengths together, we get:

0.45 meters + 3.67 meters = 4.12 meters

Therefore, Aiku has a total of 4.12 meters of rope in all.

To learn more on Equation:

https://brainly.com/question/10413253

#SPJ2

Can someone tell me how to solve -3x-4y=-2 and y=2x-5 in elimination form!!!!!

Answers

-3x-4(2x-5)=-2
-3x-8x+20=-2
-11x=-2-20
-11x=-22/-11
-11x/-11=-22/-11
x=2

negitive 17plus n over 5 =33 what is n

Answers

Answer:

250

Step-by-step explanation:

-17+n/5=33

n/5=33-(-17)

n/5=33+17

n/5=50

n=50*5

n=250

n=182

Step by Step Explanation:

The equation we would start out with is:

[tex] \frac{ - 17 + n}{5} = 33[/tex]

From here, we need to multiply both sides by 5. This would create an equation of -17+n=165, as we canceled out the 5.

Then, you need to add 17 to both sides to isolate the variable. This would make the equation n=182, our final answer.

Lines m and n are parallel. The measure of angle 6 is 55°.
What is the measure of angle 1?




35°


55°


125°


155°

Answers

Answer:155

Step-by-step explanation:

because they are parallel lines. If the angles differed even by 1°, eventually the lines would meet, therefore they would not be parallel.

Answer:

Firstly angle 6 and 2 are equal because of corresponding angles

so 6 = 2

Now angle 1 + 2 = 180 ( linear pair)

angle 1 = 180 - 55

1 = 125

hope it helps and your day will fine

What is the radius of this circle?

Answers

The radius of the circle is 3

the radius of the circle is 3

complete the equation of the line through (-8,-2) and (-4,6).
use exact numbers.
y= ?

Answers

Answer:hey

Step-by-step explanation:

Which of the following makes the equation true?

b/4 = 16
F- 64
G- 4
H- 16
J- 8​

Answers

The answer is H-16! Hope this helps! :-)

Answer:

F:64

Step-by-step explanation:

64 divided by 4 is 16.

PLEASE HELP ME SOLVE THIS PROBLEM ASAP

Answers

Answer:

r = 1

Step-by-step explanation:

Which ratio represents the cotangent of angle B in the right triangle below?

A. 5/3
B. 3/5
C. 3/4
D. 4/3

Answers

Answer:

C. 3/4

Step-by-step explanation:

Using the SOH CAH TOA identity;

tan theta = opposite/adjacent

From the diagram

Opposite = x

Adjacent = 12

tan <B  = x/12

Since cot <B = 1/tan <B

cot <B = 12/x

Get x using pythagoras theorem

x² = 20²-12²

x² = 400 -144

x² = 256

x = 16

Hence cot <B = 12/16

cot <B =3/4

Today only, a table is being sold at a 32% discount. The sale price is $357.
What was the price yesterday?

Answers

Answer:

Step-by-step explanation:

(1-0.32)p=357

0.68p=357

p=$525

Answer:

471.24

Step-by-step explanation:

First you want to find 32% of 357, which is 114.24. Then you want to add that onto 357. Hope this helps!

question in photo! giving away master

Answers

Answer:

D.) -3

Step-by-step explanation:

N is greater than -4 and less than -2.

Therefore, -3 is N since it is between -4 and -2.

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