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
Citrus2011 [14]
4 years ago
8

Evaluate r2 for for = 3.14 and r = 3. Round your answer to the nearest whole number.

Mathematics
1 answer:
matrenka [14]4 years ago
4 0
(3.14)(3)^2 = 28.26 and you have to round it to a whole number so it is 28.
You might be interested in
Площа паралелограма дорівнює 98 см“, а одна з його ви-
netineya [11]
Sorry I don’t know the answer and the question to
5 0
3 years ago
Manny's parents came in to eat and he waited on them. Their bill was $45.20, and they left him a 35% tip. How much was his tip?
Sav [38]

Step-by-step explanation:

Use the equation ?/45.20 = 35\100 and what you get is your answer

Hope this helps

8 0
3 years ago
Find the area of the triangle below.
gulaghasi [49]

Answer:

Gọi AH là đường cao kẻ từ A đến BC

Xét tam giác AHC vuông tại H

Suy ra AH = HC. cotA= 9.cot35° = 12,9

Xét tam giác AHB vuông tại H

Suy ra BH = AH.tanA = 12,9.tan61°=23,37

Ta có BC= HC+ HB= 9+23,27 =32,27

Diện tích tam giác ABC = 1/2 × AH ×BC= 1/2 ×12,9×32,27=208,1415

8 0
3 years ago
7 + 14 greatest common factor
boyakko [2]

Answer:

The greatest common factor is 21,

Step-by-step explanation:

Find the prime factors of each term in order to find the greatest common factor (GCF).

8 0
3 years ago
Read 2 more answers
Please help, I am super stuck and I cant lose points<br><br> this homework is 16 points total
bekas [8.4K]
Hello,

7)  A∪C={1,2,3,4,5,7,9}

8) A∩B={2,4}

C'= complement of C ={2,4,6}

9) A∪B∩C'={1,2,3,4,6,8}∩{2,4,6}={2,4,6}

10) A∪(B∩C')={1,2,3,4}∩{2,4,6}={1,2,3,4,6}

Are you blind?
4 0
4 years ago
Other questions:
  • Heyyo, can I get some help?
    15·1 answer
  • F(x)=x^2-2x-3<br><br><br><br><br><br> (so I need the done in like 20 min)
    14·1 answer
  • Simplify as far as possible 2√3 +3√3​
    10·2 answers
  • 2(3+4y)=46<br> please help asap
    6·2 answers
  • Does anybody know the answer to this question
    6·1 answer
  • 5. Find the value of x.<br> 30°<br> (3x - 10)
    6·2 answers
  • Plz help i beg PLZZZZZZ NO SKIPPP
    9·2 answers
  • Problem<br> Choose the inequality that represents the following graph. 32 points
    13·2 answers
  • A gemstone is cut in the shape of a triangular pyramid. The area of the base of the pyramid is 42 square millimeters. The height
    7·1 answer
  • A numerical data set has 9 values. How many of these values does the data
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!