Thursday

July 31, 2014

July 31, 2014

Posted by **c** on Sunday, February 13, 2011 at 10:11pm.

- geometry -
**Reiny**, Sunday, February 13, 2011 at 10:22pmtake one of the right-angled triangles, call the base angle Ø

tanØ = 20/80 = 1/4

Ø = appr. 14.04°

can you take it from there?

I see pairs of isosceles triangles !

**Related Questions**

geometry - a rectangle is 80 cm long and 20 cm wide. find, to the nearest degree...

geometry - the diagonals of a rectangle are 8 units long and intersect at a 60 ...

geometry - the diagonals of a rectangle are 8 units long and intersect at a 60 ...

Geometry - The diagonals of rectangle ABCD are AC and BD. Hallie found that the ...

geometry - The diagonals of a rectangle ABCD meet at O. If angle BOC is equal to...

Geometry - The diagonals of a rectangle are 12 inches long and intersect at an ...

geometry - the diagonals of a rectangle are 12 inches long and intersect at an ...

Geometry - DEFG is a rectangle. H is the intersection point of the two diagonals...

geometry - find the value of x in each triangle: triangle x has 1 angle at 53 ...

geometry - find the value of x in each triangle: triangle x has 1 angle at 53 ...