T 9. To measure the distance across Blue River Canyon,
Lucy measured the distances as shown on the drawing
below. Use her drawing to determine the distance (d)
across the canyon.
18 ft.
90 ft.
20 ft.
hinchadow measured 8 feet

idn

step-by-step explanation:

answer: 2530

hope this

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

6e14 is the answer.