Q5 a part

Asked by lovemaan5500 | 26th Feb, 2018, 07:02: AM

Expert Answer:

begin mathsize 16px style According space to space the space question space straight A left parenthesis 7 comma 3 right parenthesis space and space left parenthesis 0 comma negative 4 right parenthesis
diagonals space of space straight a space rhombus space are space perpendicular space bisectors space of space each space others.
Mid space point space of space AC equals open parentheses fraction numerator 7 plus 0 over denominator 2 end fraction comma fraction numerator 0 minus 4 over denominator 2 end fraction close parentheses equals open parentheses 7 over 2 comma negative 2 close parentheses
Slope space of space AC equals fraction numerator negative 4 minus 3 over denominator 0 minus 7 end fraction equals 1
Slope space of space BD equals fraction numerator negative 1 over denominator 1 end fraction equals negative 1
Equation space of space BD space using space slope minus point space form
straight y minus left parenthesis negative 2 right parenthesis equals negative 1 open parentheses straight x minus space 7 over 2 close parentheses
straight y plus 2 equals negative straight x plus 7 over 2
straight x plus straight y equals 7 over 2 minus 2
straight x plus straight y equals 3 over 2
2 straight x plus 2 straight y equals 3
end style

Answered by Sneha shidid | 26th Feb, 2018, 09:36: AM