Answer:



Step-by-step explanation:
From the diagram, quadrilateral BCEF is a cyclic quadrilateral.
Opposite angles if a cyclic quadrilateral sum up to 180°

The diagonals intersect at D to form two pairs of vertical angles, and vertical angles are congruent.

Also sum of angles in triangle CBD is 180°.

Answer:
Step-by-step explanation:
multiply 64 and 8
512
Area = length x width
A = L•W
There are 3 feet in one yard.
6 yards = 18 feet
4 yards = 12 feet
A = (18)(12)
A = 216 square feet
Answer:
18=b
Step-by-step explanation:
Answer:
15y=-1/3x+5
Step-by-step explanation:
-5x15y=-5x+75