# Square 2

Points D[10,-8] and B[4,5] are opposed vertices of the square ABCD. Calculate area of the square ABCD.

Result

S =  102.5

#### Solution:

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

Be the first to comment!

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

Pythagorean theorem is the base for the right triangle calculator.

## Next similar examples:

1. Tree trunk
From the tree trunk, the diameter at the narrower end is 28 cm, a beam of square cross-section is to be made. Calculate the longest side of the largest possible square cross-section.
2. Square
Calculate the side of a square with a diagonal measurement 10 cm.
3. Square diagonal
Calculate the length of diagonal of the square with side a = 23 cm.
4. Concentric circles
In the circle with diameter 19 cm is constructed chord 9 cm long. Calculate the radius of a concentric circle that touches this chord.
5. Hypotenuse
Calculate the length of the hypotenuse of a right triangle with a cathetuses 71 cm and 49 cm long.
6. Calculation
How much is sum of square root of six and the square root of 225?
7. Square roots
What is equal to the product of the square roots of 295936?
8. Square2
Side of the square is a = 6.2 cm, how long is its diagonal?
9. Diagonals
A diagonal of a rhombus is 20 cm long. If it's one side is 26 cm find the length of the other diagonal.
Adam placed the ladder of the house, the upper end reaching to the window at the height of 3.6m, and the lower end standing on level ground and was distant from a wall of 1.5m. What is the length of the ladder?
11. Dog
Dog is tied to a chain, which is mounted in a corner of the yard. Yard has the shape of a square with a side length of 20 meters. The same long is also dogchain. Are there places in the yard where dog can't reach?
12. Root
Use law of square roots roots: ?
13. Diagonals in diamons/rhombus
Rhombus ABCD has side length AB = 4 cm and a length of one diagonal of 6.4 cm. Calculate the length of the other diagonal.
14. Diamond
Calculate the length of the two diagonals of the diamond if: a = 13 cm v = 12 cm
15. Satin
Sanusha buys a piece of satin 2.4 m wide. The diagonal length of the fabric is 4m. What is the length of the piece of satin?
16. 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?
17. Truncated cone 5
The height of a cone 7 cm and the length of side is 10 cm and the lower radius is 3cm. What could the possible answer for the upper radius of truncated cone?