# Perimeter to area

Calculate the area of a circle with the perimeter 15 meters.

**Result****Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):**

**Showing 0 comments:**

**Be the first to comment!**

#### To solve this example are needed these knowledge from mathematics:

## Next similar examples:

- Four circles

1) Calculate the circle radius if its area is 400 cm square 2) Calculate the radius of the circle whose circumference is 400 cm. 3) Calculate circle circumference if its area is 400 cm square 4) Calculate the circle's area if perimeter 400 cm. - Circle - easy 2

The circle has a radius 6 cm. Calculate: - Circle

How big is area of circle if its circumference is 80.6 cm? - Circle simple

Circumference of a circle is 6.28. What is the area of the circle? - Well

Rope with a bucket is fixed on the shaft with the wheel. The shaft has a diameter 50 cm. How many meters will drop bucket when the wheels turn 15 times? - Athlete

How long length run athlete when the track is circular shape of radius 120 meters and an athlete runs five times in the circuit? - Bicycle wheel

After driving 157 m bicycle wheel rotates 100 times. What is the radius of the wheel in cm? - Clock hands

The second hand has a length of 1.5 cm. How long does the endpoint of this hand travel in one day? - Circle - simple

The circumference of a circle is 930 mm. How long in mm is its diameter? - Circle

What is the radius of the circle whose perimeter is 6 cm? - 22/7 circle

Calculate approximately area of a circle with radius 20 cm. When calculating π use 22/7. - Cable

Cable consists of 8 strands, each strand consists of 12 wires with diameter d = 0.5 mm. Calculate the cross-section of the cable. - Annulus

The radius of the larger circle is 8cm, the radius of smaller is 5cm. Calculate the contents of the annulus. - Diameter to area

Find the area of a circle whose diameter is 26cm. - Alley

Alley measured a meters. At the beginning and end are planted poplar. How many we must plant poplars to get the distance between the poplars 15 meters? - Simplify

Simplify the following problem and express as a decimal: 5.68-[5-(2.69+5.65-3.89) /0.5] - Hotel

The hotel has a p floors each floor has i rooms from which the third are single and the others are double. Represents the number of beds in hotel.