I assume O is where the three medians meet.
because triangle ABC is equilateral, the median is also the angle bisector and the altitude.
BO is 2/3 of BE, BE=CF=AD=20, so BO=40/3
Step-by-step explanation:
7x+63
= 7 (x +9)
Hope it helps ya
<span>In two similar shapes, the ratio of their corresponding sides is called the scale factor. To find the scale factor, find two corresponding sides, one on each shape. Write the ratio of one length to the other to find the scale factor from one shape to the other :) hope this helps! </span>
Answer:
135
Step-by-step explanation:
all triangles have angles that add to 180. angle a is 28 angle c is 17 which makes angle BAC 135