Question

Each side of a rhombus is 13cm and one diagonal is 10cm.

1. Find length of other diameter .

2. Find area of rhombus

Answer 1

H²=P²+B²
B²=13²-10²
B²=169-100
B²=69
B=√69
B=8.3

Area Of Rhombus=1/2×D¹×D²
1/2×10×8.3=41.5cm²