Calculate 8166
Calculate the perimeter of a square when we know the length of its diagonal e = 4.2 m
Correct answer:

Tips for related online calculators
You need to know the following knowledge to solve this word math problem:
Related math problems and questions:
- ISO triangle
Calculate the area of an isosceles triangle KLM if its sides' length is in the ratio k:l:m = 4:4:3 and has a perimeter 377 mm.
- Calculate 80793
The liquid has a specific gravity of γ = 9050 N. m-3. Calculate its specific gravity, the mass of 2 m³ of this liquid, and also of 3 m³ of this liquid.
- Direct proportional
If m is proportional to n and m=5 when n=4, then what is the value of m when n=18?
- Medians and sides
Determine the size of a triangle KLM and the size of the medians in the triangle. K=(-5; -6), L=(7; -2), M=(5; 6).
- Function
For linear function f(x) = ax + b is f(19)=141; f(20)=168. Calculate m, if f(m) = 2018.
- Eight pipes
Eight pipes are each 2¼m long. What is the total length of the eight pipes?
- Calculating 82316
From the formula for calculating thermal energy Q=m*c*t, express t and calculate by how many °C 2kg of water must be heated to increase its energy by 126kJ