An open water trough has two congruent isosocles trapezoids as ends, two congruent rectangles as sides, and a thin rectangular bottom ? if the trough is emptied until the water level is even with the midsegment of the ends, there will be how many cubic feet of water left in the trough

step-by-step explanation :

we know that

the measurement of the outer angle is the semi-difference of the arcs which comprises

in this problem

m< xzy is the outer angle

substitute the values

the measure of angle xoy is equal to

> by central angle

substitute the value

6 cm

step-by-step explanation:

i honestly dont know

the correct answer would be the third option