Answer:
x = 3
Step-by-step explanation:
there are 4 right triangles inside the quadrilateral
area of 4 triangles
= 4 × [tex]\frac{1}{2}[/tex] bh ( b is the base and h the height )
= 4 × [tex]\frac{1}{2}[/tex] × 8 × x
= 2 × 8x
= 16x , then
16x = 48 ( divide both sides by 16 )
x = 3
