# Tank

In the middle of a cylindrical tank with a bottom diameter 251 cm is standing rod which is 13 cm above the water surface. If we bank rod its end reach surface of the water just by the tank wall.

How deep is the tank?

How deep is the tank?

**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:

- The chord

Calculate a chord length which the distance from the center of the circle (S, 6 cm) equals 3 cm. - Chord 5

It is given circle k / S; 5 cm /. Its chord MN is 3 cm away from the center of the circle . Calculate its length. - Theorem prove

We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started? - EQ2

Solve quadratic equation: ? - Quadratic equation

Quadratic equation ? has roots x_{1}= 80 and x_{2}= 78. Calculate the coefficients b and c. - Quadratic equation

Solve quadratic equation: 2x^{2}-58x+396=0 - Product

The product of two consecutive odd numbers is 8463. What are this numbers? - Equation

Equation ? has one root x_{1}= 8. Determine the coefficient b and the second root x_{2}. - Roots

Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: ? - Fraction

For what x expression ? equals zero? - Quadratic equation

Find the roots of the quadratic equation: 3x^{2}-4x + (-4) = 0. - Discriminant

Determine the discriminant of the equation: ? - Square roots

What is equal to the product of the square roots of 295936? - Tickets

Tickets to the zoo cost $4 for children, $5 for teenagers and $6 for adults. In the high season, 1200 people come to the zoo every day. On a certain day, the total revenue at the zoo was $5300. For every 3 teenagers, 8 children went to the zoo. How man - Calculation

How much is sum of square root of six and the square root of 225? - One half

One half of ? is: ? - Volleyball

8 girls wants to play volleyball against boys. On the field at one time can be six players per team. How many initial teams of this girls may trainer to choose?