Question

triangle abc was dilated using the rule d_{o,4}. triangle abc is the result of the dilation. what is ob? 1.5 units 3 units 4.5 units 6 units

Explanation:

Step1: Recall dilation rule

If dilation is $D_{O,4}$, lengths are multiplied by 4.

Step2: Find $OB'$

Given $OB = \frac{3}{4}$, then $OB'=4\times\frac{3}{4}=3$.

Answer:

3 units