triangle ABC and triangle DEF are equilateral triangles A(triangleABC) : A(triangle DEF) = 1:4, if AB = 3 then what is the length of DE?answer is correct mark as braniliest
Answers
Answered by
0
Step-by-step explanation:
Given coordinates of four points in a plane, find if the four points form a square or not.
To check for square, we need to check for following.
a) All fours sides formed by points are the same.
b) The angle between any two sides is 90 degree. (This condition is required as Quadrilateral also has same sides.
c) Check both the diagonals have the same distance
Similar questions