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
Elena L [17]
3 years ago
14

Pls help me. Plus, working. Thank you​

Mathematics
1 answer:
Phoenix [80]3 years ago
7 0

Answer:

Total surface area=228cm²

Step-by-step explanation:

Area of bottom(parallelogram)=12×12=144cm²

area of 1 triangle=1/2×8×12=48cm²

area of 3triangles=48×3=144cm²

Total surface area=144+144=228cm²

You might be interested in
Evauluate the expression 6^2 + x -x^2 for x = 3
Bas_tet [7]

Answer:

30

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Step-by-step explanation:

<u>Step 1: Define</u>

6² + x - x²

x = 3

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em>:                     6² + 3 - 3²
  2. Exponents:                           36 + 3 - 9
  3. Add:                                      39 - 9
  4. Subtract:                               30
8 0
3 years ago
(X^2+4)-(2x^2-x) write answer in descending order
Alex787 [66]
-x^2+x+4 is the answer
6 0
3 years ago
What numbers make up the range of this relation: (7,5) (-3,2) (1,-1) (4,-6) (-2,4)?
gayaneshka [121]
Range: y values
Solution: {5,2,-1,-6,4}
5 0
3 years ago
Read 2 more answers
38<br> 21<br> 21<br> X<br> What is the value of X
tekilochka [14]

Answer:

80

Step-by-step explanation:

honestly it depends on the question but if it's addition, this is the answer

7 0
3 years ago
Whats 5-1
aleksklad [387]
5-1=4. When you take away 5 from 1 you get 4
3 0
3 years ago
Other questions:
  • Find the volume of the composite figure. The cone is a square cone
    5·2 answers
  • Gina and Rhonda work for different real estate agencies. Gina earns a monthly salary of $5,000 plus a 6% commission on her sales
    6·1 answer
  • What is the value of x in the equation<br>x-2/3 + 1/6 =5/6​
    8·2 answers
  • The vertices of polygon ABCD are at A(1, 1), B(2, 3), C(3, 2), and D(2, 1). ABCD is reflected across the x-axis and translated 2
    10·2 answers
  • What’s the correct answer
    12·2 answers
  • bo is buying a board game that costs b dollars. the game is on sale, and the price has been reduced by 18%
    15·2 answers
  • 9<br><img src="https://tex.z-dn.net/?f=9x%20%20%7B%3F%7D%5E%7B2%7D%20%20-%204%28x%20-%20y%29%20%7B%3F%7D%5E%7B2%7D%20" id="TexFo
    9·1 answer
  • What is the equation of the line through (4 5) and (0 -3)
    10·1 answer
  • |x-(-18)| if x&lt;-18<br> What is the equation without using absolute value signs?
    10·2 answers
  • The Pine Scrub Rail Trail is 126 miles long. If the Willy-Nilly Bike Club rides 18 miles per day, how many days will it take the
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!