Question

the diagram shows a right-angled triangle. the lengths of the sides are given in terms of y
Show that 2y^2-8y-3

Answer 1

Answer:

this is your answer

I this help you

Answer 2

Answer:

Step-by-step explanation:

since,

l^2+b^2=h^2

by pythagoras theorem

here,

(y+2)^2+y^2=(2y-1)^2

y^2+ 4+ 4y +y^2 = 4y^2 - 4y +1

2y^2-8y-3=0