1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Bess [88]
3 years ago
12

Can anybody help me solve this? You must solve for X first.

Mathematics
1 answer:
gogolik [260]3 years ago
6 0

Answer:

45 degrees

Step-by-step explanation:

angle QRS is same as (2x + 3) because it is an isosceles triangle

so, 90 + (2x+3) + (2x+3) =180 degrees

             2x+3 +2x+3=180-90

2x+2x +3+3=90

4x+6=90

4x=90-6

4x=84

x=84/4

x=21

substitute x=21 in (2x+3)

2*21+3=45

You might be interested in
What is 31,084.5 expanded notation
Svet_ta [14]

Answer:

30000+1000+80+4+0.5

Step-by-step explanation:

Expanded notation can be defined as to rewrite the numbers to show their place values

For example in the given question 3 is at the tenth thousand place, 1 is at the thousand'th place,8 at tenth and 4 at unit place so the solution for the question is given below:

30000+1000+80+4+0.5

3×10000+1×1000+8×10+4×1+(5×1÷10)

3 0
3 years ago
For breakfast perry adds 1/8 cups of berries to his oatmeal.He has 7/8 cup of berries in his fridge.How many days can he have br
prisoha [69]

Answer:

He has 7 days

Step-by-step explanation:

He consumes 1/8 cups of berries per day, 1/8=1 day

He has 7/8 cups of berries

To get the number of days it takes for 7/8 cups

Number of days=(Number of cups of berries he has)/(The number of berries he consumes in a day)

(7/8)÷(1/8)=(7/8)×8=7 days

4 0
3 years ago
The Great Pyramid of Giza is a square pyramid located by el Giza, Egypt. It is believed that the original height of the pyramid
dangina [55]
Volume of one pyramid = 408.6*(755.9*755.9)*1/3
volume of 3 pyramids= 3*408.6*(755.9*755.9)=700,403,500.11*1/3=233,467,833.37
reasoning 3 square base pyramid = 1 cuboid
6 0
3 years ago
HELP ME I DONT KNOW ITS ABOUT Writing Equations of Lines!!! I WILL GIVE BRAINLIEST
MAXImum [283]

Answer:

y=4/3x-7

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Solve the following inequality.<br> 2x + 2(x+5) &lt;+4(8 – 20)
Ilia_Sergeevich [38]

Answer:

x <-14.5

Step-by-step explanation:

2x + 2(x+5) <+4(8 – 20)

Distribute

2x+2x+10 < 4 (-12)

4x +10 < -48

Subtract 10 from each side

4x+10-10 <-48-10

4x< -58

Divide each side by 4

4x/4 < -58/4

x <-14.5

3 0
3 years ago
Other questions:
  • Find the values of y = w(x) = for x = 0, 0.04, 0.09, 0.16, 0.25, 0.36, 0.49, 0.64, 0.81, 1.
    14·1 answer
  • Find the percent change from 40 to 45
    10·2 answers
  • How many different ways can you make one dollar
    10·2 answers
  • An electronics store is deciding how to price one of its products. The equation P=-25d^2+500d predicts the total profit P as a f
    13·1 answer
  • Point (blank) is the vertex of the angle marked in the figure.
    11·1 answer
  • Can someone help me please
    10·1 answer
  • Factor the expression using the GCF 84 +28
    11·1 answer
  • Given the following diagram, what is the value of y? *<br> A) 12<br> B) 6<br> C) 12√2<br> D) 6√2
    15·2 answers
  • X^2-5x+6=0 quadratic form
    5·2 answers
  • Help quick Please!...........................................
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!