Posted by **manjula** on Tuesday, January 15, 2013 at 1:55am.

if in a tetrahedron the sums of the squares of opposite sides are equal,show that its pairs of opposite sides are right angles

## Answer this Question

## Related Questions

- maths - shapes - Can you name these quadrilaterals? a) All sides are the same ...
- Geometry - I had to fill out a chart stating the properties of certine shapes(...
- geometry - Quadrilateral QRST has two pairs of congruent sides, but it is not a ...
- Geometry - I had to fill out a chart stating the properties of certine shapes(...
- Maths - Two pairs of touching sides are the same length. The diagonals meet at ...
- Maths - The question says: Two pairs of touching sides are the same length. The ...
- geometry - Can you prove ABCD is a parallelogram based on the given information...
- Math - Which of the following conditions does not ensure that a quadrilateral is...
- Geometry - Quadrilateral RUBY is a rectangle. Which of the following statements ...
- geometry - what is a quadrilateral shape with adjacent sides not equal; 2 pairs ...