Question

Abc is an isosceles triangle right angled at



c.With ac=4 cm.F ind the length of ab

Answer 1

given- AC=4cm
then BC=4cm
by Pythagoras theorem
AB^2= BC^2+AC^2
=4^2+4^2
=16+16
=32cm
AB=√32cm
= 5.6 cm

Answer 2

Answer:

The area of an equilateral triangle is 16 underroot 3 cm square. Find its perimeter

Step-by-step explanation: