Question

If EH = 76, calculate DI.

Answer 1

DI = 38

Explanation:

Δ EHC and Δ DIC are similar and ratios of corresponding sides are equal, that is

`(DI)/(EH)` =
`(DC)/(EC)` , substitute values

`(DI)/(76)` =
`(1)/(2)` ( cross- multiply )

2DI = 76 ( divide both sides by 2 )

DI = 38