2 years ago

Find the area of the circle. Leave your answer in terms of pie.

Mathematics

1 answer:

lesya692 [45]2 years ago

8 0

Answer:

A= 18.49π m²

Step-by-step explanation:

Given the diameter of 8.6 (which means the radius is half of that number; 4.3

Area = π × r²

Area = π × (4.3)²

Area = 18.49π m²

You might be interested in

Plzzzz helppppppppppppppp

GarryVolchara [31]

Answer:

Step-by-step explanation:

5 0

3 years ago

The circumference of F is 120 cm what is the length of DE the minor arc

AfilCa [17]

Answer:

Option E 15 cm

Step-by-step explanation:

we know that

The circumference of a circle subtends a central angle of 360 degrees

using proportion

Find out the length of arc DE by a central angle of 45 degrees

Let

x -----> the length of arc DE

$\frac{120}{360}=\frac{x}{45}\\\\x=120*45/360\\\\x=15\ cm$

7 0

3 years ago

Describe the pattern between the fractions 1/9 and 2/9 and their decimal form

Svetradugi [14.3K]

1/9 is equal to 0.11, and 2/9 is equal to 0.22. You can see the pattern here, if you look at the numerator of the fraction and the decimal.

5 0

2 years ago

If Robbie wants to save money to buy a car, he must get a part time job.

Alla [95]

He will eventually make enough money to buy his car

8 0

3 years ago

Evaluate the expression when d = 20 and v = 19 20v + 12d - 6v

Alexeev081 [22]

D = 20 , v = 19
20v + 12d - 6v
= 20 (19) + 12 (20) - 6 (19)
= 380 + 240 - 114
= 620 - 114
= 506
When d = 20 and v = 19
20v + 12d - 6v = 506

6 0

3 years ago

Read 2 more answers