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
ExtremeBDS [4]
3 years ago
10

What is the area of a circle with a radius of 21 feet?

Mathematics
1 answer:
lidiya [134]3 years ago
6 0

Answer:

Area is about 1520.53

Step-by-step explanation:

A=\pi r^{2}

A = \pi 21^{2}

A ≈ 1520.53

You might be interested in
Pls Helpp meee Which one is it??? I will give u brainliest
olya-2409 [2.1K]

Answer:

The answer will be the last one which means that will 2

Step-by-step explanation:

You need to find

(f.g)=2 or (f.g) (-2)=2

5 0
3 years ago
A man that is 6 feet tall is standing so that the tip of his shadow is 20 feet from a light pole. His shadow is 8 feet long. Wha
pychu [463]

Answer:

The answer to your question is: the height of the light pole is 15 ft.

Step-by-step explanation:

See the picture below

Now, we can do proportions to finds the height of the light pole

                   \frac{20}{8} =  \frac{x}{6}

Solve for x

                      x = 6(20) / 8

                     x = 120 / 8

                     x = 15 ft

                   

4 0
3 years ago
Please help me !!
kherson [118]
The second answer is D) it will increase 8 times
7 0
3 years ago
Read 2 more answers
A triangular sail has a base length of 2.5 meters.The area of the sail is 3.75 square meters.How tall is the sail?
love history [14]
Area of a triangle = 1/2 x base x height

--------------------------------------
Find Height :
--------------------------------------
3.75  = 1/2 x 2.5 x height

3.75 = 1.25 x height 

height = 3.75 ÷ 1.25

height = 3 meters

----------------------------------------------------------------------------
Answer: The height is 3 meters.
----------------------------------------------------------------------------
7 0
3 years ago
if rounded to the nearest dime what is the greatest amount of money that rounds to $105.40? what is the least amount of money th
Kamila [148]
The greatest amount of money would be $105.40.  The least amount would also be $105.40.  Because the zero is less than five the dollar amount would stay the same.
4 0
3 years ago
Read 2 more answers
Other questions:
  • 7/12 × 3/7 × 1/2 = ? <br><br>Please include steps!!!!!
    12·2 answers
  • Solve the equation of y. <br> 0.5 = 0.4y - 0.25x
    5·2 answers
  • 13 points! Multiply each and write in standard form. 1-8 you do not have to give explanation but it would help. Brainiest to fir
    8·1 answer
  • If y=7.5 when x=0.5, find y when x=-0.3
    9·1 answer
  • A movie theater charges $5 for an adult’s ticket and $2 for a child’s ticket. one saturday, the theater sold 785 tickets for $32
    5·2 answers
  • What is the slope of the graph of y = 12x – 19?
    9·2 answers
  • To borrow money, you pawn your guitar. based on the value of the guitar, the pawnbroker loans you $840. one month later, you get
    11·1 answer
  • Helppppppppppppppppppppppppppppp
    14·1 answer
  • Someone pls help mee with this question:) if you do tysm&lt;33
    14·1 answer
  • A bag contains 3 red marbles and 4 blue marbles.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!