Question

9) The legs of a right triangle are in the ratio 4 : 5 and its area is 1440 cm2

. Find the lengthsof

its legs.​

Answer 1

Answer:

Step-by-step explanation:

Let the legs be 4x and 5x

Then,

1/2×20x²=1440

10x²=1440

x²=144

x=12

therefore, length of leg is 4x=4×12=48cm and 5x=5×12=60cm.