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4. The coordinates of rectangle PQRS are P(1,6),Q(1,2),R(9,2) and S(9,6). Show that the diagonals are equal in length.

4. The coordinates of rectangle PQRS are P(1,6),Q(1,2),R(9,2) and S(9,6). Show that the diagonals are equal in length.
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4. The coordinates of rectangle PQRS are P(1,6),Q(1,2),R(9,2) and S(9,6). Show that the diagonals are equal in length.

User JaakkoK
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If you use the distance formula to calculate the length of each diagonal, you will find they are equal at around 8.9 
User David Glick
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These are the points graphed:

Are they equal? Yes.
4. The coordinates of rectangle PQRS are P(1,6),Q(1,2),R(9,2) and S(9,6). Show that-example-1
User Gesha
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8.9k points
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