2.5E-2 or 2.5x10^-2
Hope this can help you!
Answer:
270 Markers
Step-by-step explanation:
5 x 54 = 270
(sorry if I'm wrong)
Answer:
it is because 20 + 20 is 40 and then 40 - 20 = 20
This can be solved using the
angle bisector theorem. Note that line segment AD is the angle bisector of triangle DAB from angle DAB. Therefore, we know that the ratios

and

are equal. Solving, we get

. Cross multiplying, we get

, and solving this equation we get

.
10.2 is your answer.