Answer:
12.5
Step-by-step explanation:
The given figure is a trapezium .
Area of Trapezium ;
[tex] \boxed{\frac{a + b}{2} h}[/tex]
given ;
Putting given value into formula
[tex] \frac{7.5 + 2.5}{2} \times 2.5[/tex]
[tex] \frac{10}{2} \times 2.5 \\ [/tex]
[tex]5 \times 2.5 \\ \\ \implies \boxed {\purple{12.5 - answer}}[/tex]
