ABC is isosceles.
m < a = 3x + 40 and m < c = x + 50
what is m < a ??​

Answers

Answer 1

Answer:

55°

Step-by-step explanation:

It is assumed the angles A and C are congruent:

3x + 40 = x + 503x - x = 50 - 402x = 10x = 5

m∠A = 3*5 + 40 = 55°

Answer 2

Answer:

solution given:

m<a=m<c

3x+40=x+50

3x-x=50-40

x=10/2=5

now

<a=3×5+40=55°

m<a=55° is your answer


Related Questions

You find a piece of wood that is 10.23 cm long and your friend finds on ethat is 17.65 cm long how long would they be if you attached them?

Answers

Answer:
27.88

Explanation:
10.23 + 17.65 = 27.88

Hope this helps!!

By adding the lengths of the two pieces of wood (10.23 cm and 17.65 cm), they would be 27.88 cm long when attached.

Addition is the process of adding two or more numbers together. The numbers being added are known as addends, while the outcome of the addition process, or the final response, is known as the sum.

Given that,

The length of your wood = 10.23

The length of your friend's wood = 17.65

Denote the length of your piece of wood as "x" and the length of your friend's piece as "y".

In this case,

x = 10.23 cm

y = 17.65 cm.

To find the total length when they are attached,

Add the lengths as

x + y = 10.23 cm + 17.65 cm

Now, calculate the sum:

x + y = 27.88 cm

Hence,

If you attach the two pieces of wood, the total length would be 27.88 cm.

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If x = 2, y = 3 and z = 4, calculate the value of each of the following algebraic expression: 3x + 3y =

Answers

If x = 2 and y = 3 then it can be solve as

3(2) + 3(3)

6 + 9

15

Solve the following equation by completing the square. x2-18x+78=0

Answers

The answer is 10.73 btw hope this helps

A bag contains 30 ping-pong balls, each with a different number written on it from 1 to 30. What is the probability of selecting a ball with a number that is less than 13?

Answers

Answer:

...

Step-by-step explanation:

Answer:

so you have a 40% chance or 2/5 chance

Step-by-step explanation:

30 numbers in total

12 are less than 13

so you have a 12/30

simplify

2/5 = 0.4 or 40%

Which is the best simplification of (2^4 x 3*2)/(2 x 3)?

Answers

Answer:

16

Step-by-step explanation:

Hey can you help me fast!!!

Answers

Answer:

40 square feet

Step-by-step explanation:

I gotcha bro

4 x 12 = 48

48 - 3 x 2 - 1 x 2 = 48 - 6 - 2 = 40

Meaning of the word break-even​

Answers

Answer:

Breakeven is often used in finance, it means the point of reaching a balance.

Step-by-step explanation:

X 2. Gi'shon needs to complete the expressions below to factor x2 + x - 56. 0/1 Which of the following must be true? * ( x1)x___)
F. Both expressions will include subtraction.
G. The sum of the values in the blanks should be 1. X Х
H. The product of the values in the blanks should be 56.
J. The values in the blanks will be the same number but opposite signs​

Answers

Answer: gggggg
g the sum of values are 1

Step-by-step explanation: 8-7=1

The factorized form of the expression is A = ( x - 7 ) ( x + 8 ) and sum of the values in the blanks should be 1

What is Factorizing?

Brackets should be expanded in the following ways to factorize an expression

For an expression of the form A = a ( b + c ) , the expanded version is given by A = ab + ac, i.e., multiply the term outside the bracket by everything inside the bracket

For an expression of the form A = ( a + b ) ( c + d ) , the expanded version is given by A = ac + ad + bc + bd, in other words everything in the first bracket should be multiplied by everything in the second.

Given data ,

Let the expression be represented as A

Now , the value of A is

A = x² + x - 56

On factorizing the equation , we get

A = x² + 8x - 7x - 56

8x - 7x = 1

So , A = ( x - 7 ) ( x + 8 )

Hence , the expression is A = ( x - 7 ) ( x + 8 )

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3. How would you explain to someone who has not yet studied trigonometry the
difference between an identity and an equation?

Answers

Answer:

Solving an equation means finding the value or values for which the two expressions are equal. ... An identity is an equation which is always true, no matter what values are substituted.

What is the difference between trigonometric identity and equation?

A trig identity is an equation that is true for all values of x;

For example:

sin²x + cos²x will always equal 1 no matter what the value of x.

There are some equations considered to be identities that are in fact not true all the time.

tan(2x) = 2tanx/(1 - tan²x) is not true when x = π/2 (right side is undefined).

A conditional equation is one that is true for a subset of the real numbers, i.e. for certain values of x, but not all.

For example:

sin²x - 1 = 0 is only true for some values of x.

sin²x = 1

sinx = ±√(1) = ±1

sinx = 1 or sinx = -1

x = sin-11 or x = sin-1(-1)

x = π/2 + 2kπ, k any integer or x = 3π/2 + 2kπ, k any integer (this can be condensed, but left this way for emphasis).

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Simplify the following expression by combining like terms: *
-2g - 8 +5g - 5

Answers

Answer:

3g -13

Step-by-step explanation:

Solve the system of equations.
14x + 5y = 31
2x – 3y = -29
2 =
y =

Answers

Answer:

X,y=83/52 ,45/26

Step-by-step explanation:

just  look up your answer and you will find the step by step. Hopefully this helped :)

This is more question of math

Answers

Answer: 7 I think

Step-by-step explanation:

Use a net to find the surface Area of the square pyramid The height of the pyramid is 9 yes and the base sides are all 2.5 yrds and its a square as a base

Answers

Answer:

[tex]Area = 51.68yd^2[/tex]

Step-by-step explanation:

Given

[tex]h = 9yd[/tex] -- height

[tex]a = 2.5yd[/tex] --- base sides

Required

Determine the surface area

The net is not given. So, I will solve directly.

The surface area is calculated as:

[tex]Area = a^2 + 2a\sqrt{\frac{a^2}{4} + h^2}[/tex]

So, we have:

[tex]Area = 2.5^2 + 2*2.5\sqrt{\frac{2.5^2}{4} + 9^2}[/tex]

[tex]Area = 6.25 + 5\sqrt{\frac{6.25}{4} + 81}[/tex]

[tex]Area = 6.25 + 5\sqrt{1.5625 + 81}[/tex]

[tex]Area = 6.25 + 5\sqrt{82.5625}[/tex]

[tex]Area = 6.25 + 5* 9.086[/tex]

[tex]Area = 51.68yd^2[/tex]

Is x polynomial or not? If it is, state the type and degree of the polynomial.

Answers

Answer:

SORRY I DONT KNOW THE ANSWER

Step-by-step explanation:

I need an answer! NO LINKS PLS! il give brainlist

Answers

C) 12 would be correct.

The more the better! Mark with crown please!

25 points need ASAP
Write and solve a proportion to answer the question.

17 out of 25 marbles in a bag are red. What percent of the marbles are red? Show work,


-Answers for the points will result in a report-

Answers

Answer:

68%

Step-by-step explanation:

17 divided by 25 =0.68

make the decimal into a precent

Answer:

5℅

Step-by-step explanation:

Hope I helped, have g'day!

Solve x + 20 = 24.
The solution is x =

Answers

Answer:

4

Step-by-step explanation:

24 - 20 = 4

It’s would be x=4 because 20+4=24

What is the measurement of Angle x?

Answers

Answer:

A. 95 degrees

Step-by-step explanation:

Both angles should add up to 180

85+_95_=180

A circle is centered at the point (-7,-1) and passes through the point (8, 7). The radius of the circle is ___ units. The point (-15, __ ) lies on this circle

Answers

Answer:

(x + 7)2 + (y + 1)2 = r2.

To get we use point (8, 7): (8 + 7)2 + (7 + 1)2 = r2, r2 = 225 + 64 = 289 = 172.

So, equation of circle: (x + 7)2 + (y + 1)2 = 289

Step-by-step explanation:

HELPP ME PLEASE!!!!
don’t answer just for points or i’ll report you.

Answers

Answer:

8.3

Step-by-step explanation:

8.3 - 8.3 = 0

Answer:

8.3+(-8.3) would equal 0 so the answer should be 8.3

equivalent expression 7s+8t+10s+12t

Answers

Answer:

17s+20t

Step-by-step explanation:

Find the slope of the line y= -2/3x

Answers

The slope is -2/3.
_______________________________


Explanation:

y=mx+b

m= slope

-2/3=m

Find the mean of the following data set
41,7, 39, 11, 23, 31, 27, 7, 12
0 29
0 198
0 99
022

Answers

Answer:

22

Step-by-step explanation:

Add al the digits (198) then divide by how many digits there are (9)

198÷9=22

THIS IS VERY IMPORTANT I WILL GIVE BRAINLIEST TO THE PERSON WHO DOES ALL 5 QUESTIONS FOR ME.

Answers

Answer:

Step-by-step explanation:

406525%

Answer:

Q1; 40

Q2; 65

Q3; B (25)

Q4; A (?)

Q5;  63

Step-by-step explanation:

I believe

Please I need help ASAP

Answers

This is an exponential table

HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP
HELP I NEED HELP ASAP

Answers

Answer:

i believe it b 75% sure i sorry if i can't help

Step-by-step explanation:

40 points. Factor the following polynomial.

49y2 – x2
A.
(7y – x)(7y + x)
B.
(7y + x)2
C.
(7y – x)2
D.
does not factor

Answers

Answer:

A

Step-by-step explanation:

49y² - x² ← is a difference of squares and factors in general as

a² - b² = (a - b)(a + b) , then

49y² - x²

= (7y)² - x²

= (7y - x )(7y + x) → A

A triangle has two sides of length 14 cm and 21 cm. Which of the following could represent the length of the third side of the triangle? Select all that apply. 5 cm 15 cm 25 cm O 35 cm 45 cm​

Answers

Answer:

im doing the quiz rn, and im pretty sure its only 5cm

Step-by-step explanation:

because 5 cm is the only one that is smaller than the combination 14 + 5<21

and thats technichly what you looking for cuz 14+ 15>21

If the Kahn family brings in $5,000 each month and their housing is 32% of their monthly budget.
How much is their housing/mortgage?

Answers

Answer:

Their Hosing/Mortgage is $1,600

Step-by-step explanation:

5,000 / 100 = 50

50 x 32 = 1600

A student is evaluating the expression below for n=3.7.12.8+6(n-0.5) in what order should the student do the steps?

Answers

Answer:

32

Step-by-step explanation:

The given expression is :

12.8+6(n-0.5)

We need to evaluate the expression for n = 3.7

Put n = 3.7 in the above expression.

12.8+6(3.7-0.5)

= 12.8+6(3.2)

= 12.8 + 19.2

= 32

So, the value of the given expression is equal to 32.

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