3 years ago

The radius of a circle is 3.9 cm. What is the area of the circle? Use pi = 3.14

Mathematics

2 answers:

ivolga24 [154]3 years ago

6 0

Answer:

A ≈ 47.759 cm²

Step-by-step explanation:

A = πr²

A = (3.14)(3.9)²

A = (3.14)(15.21)

A ≈ 47.759 cm²

Arlecino [84]3 years ago

6 0

Because the area of a circle equals pi times radius squared and the radius is 3.9 A= 47.78

You might be interested in

1. Mrs. Jones picks 3 flowers a day starting on Monday. How many does she have by Sunday?

Aleks04 [339]

Answer:

1. 18

2. 2412

Step-by-step explanation:

1. Monday 3

Tuesday 6

Wensday 9

Thursday 12

Friday 15

Sunday 18

_____________________________________________________

603*4=2412

3 0

3 years ago

Kendrick Campbell purchased a $25,000 municipal bond at a quoted price of 93.456 the bond pays annual interest at a rate of 3.7%

Anastasy [175]

The interest is $925.

4 0

3 years ago

The base of a rectangular prism has a length of 4 centimeters and has a width of 2 centimeters.The height of the prism is 3 cent

coldgirl [10]

Answer:
24
Explanation:
V = whl (width times height times length)
V = (2)(3)(4)
V = (6)(4)
V = 24

6 0

2 years ago

Given x is less than y compare the following expressions and determine which is greater 2 x - y or 2y - x explain your answer

aleksandrvk [35]

2y-x is greater. x<y therefore 2x < 2y

6 0

3 years ago

What is the perimeter of Justin's garden in inches? I can't find the right answer 6 yards and 8 yards its a rectangle garden pls

madreJ [45]

Answer:

28 yards

Step-by-step explanation:

It's perimeter so you add (6x2)+(8x2)

The x2 is because there's 2 of each side

3 0

3 years ago