Can someone please help me with this? In your own words explain how you can use the perpendicular bisector of a segment to draw an isosceles triangle.

a) what number, when added to negative four, is equal to negative five?

step-by-step explanation:

if you was gonna solve for a, a is a   < -12

answer: $13,622.84

step-by-step explanation: check the picture for info and stats : )

answers

\3. yes the presentation (i.e. odd numbers being written as differences of two squares) is possible for all odd natural number however the presentation may not be unique. for example,  57=112−82=292−28257=112−82=292−282.

\4. 2 can't be written as a difference of two squares because 4-1=3 and 1-1=0 and the difference of squares grows to integers larger that 3.

can i get some in proving questions 1 and 2?