AMC8 2027 - Self-practice Set 6 Question 17

Question 17

Let $A$ be the area of a triangle with side lengths $25,25,30$, and let $B$ be the area of a triangle with side lengths $25,25,40$. Which of the following correctly relates $A$ and $B$?

$A=\frac9{16}B$
$A=\frac34B$
$A=B$
$A=\frac43B$
$A=\frac{16}9B$