Question

Aria trapezului cu inaltimea 5,2 m si linia mijlocie de 1 m este egala cu....m²

Answer 1

$A=h*l.m \\ A=5,2*1 \\ A=5,2m$

Answer 2

$lm=\frac{B+b}{2} \to 5,2m \\\\\\ A_t=\frac{(B+b)*h}{2}= \frac{B+b}{2} *h\to lm*h \\\\ A_t= 5,2*1 \\\\ \boxed{A_t=5,2m^2}$