The area of an isosceles triangle is 4 sq. units.If the length of non-equal side is 2 units, thenthe length of each equal side is About the author Clara
Area=b44a2−b2−−−−−−−√
⇒3–√2=4
4a2−4−−−−−−√=8
4a2−4=64
a2−1=16
a2=17
a=17−−√units