Answer:
Step-by-step explanation:
7 choose 2 or
=7! / (7-2)!
=7*6*5*4*3*2*1 / 5*4*3*2*1
=7*6
=42
I got it its this answer i used mathpapa for this
Answer:28 hours
Step-by-step explanation:
2x7x2
Answer:
The Slope is 9 and the y-intercept is -2
Step-by-step explanation:
Answer:
BC = 23.8
Step-by-step explanation:
See the diagram attached.
Given AC ║ DE and BD = 5, DA = 12 and BE = 7.
We have to find BC.
Since, AC ║ DE, so, Δ ABC and Δ DBE are similar.
If two triangles are similar then the ratio of their corresponding sides remains the same.
Hence,
⇒
⇒
(Answer)