Answer:
the answer for your question is 9 31/42
Measure 1 would be 59 degrees (180-121)
Measure 2 would be 121 degrees (vertical angle theorem)
Step-by-step explanation:
<em>The</em><em> </em><em>number</em><em> </em><em><u>of</u></em><em><u> </u></em><em><u>vehicle</u></em><em><u>s</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>2</u></em><em><u>5</u></em><em><u> </u></em><em><u>and</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>no</u></em><em><u>.</u></em><em><u> </u></em><em><u>of</u></em><em><u> </u></em><em><u>truck </u></em><em><u>is</u></em><em><u> </u></em><em><u>9</u></em><em><u> </u></em><em><u>so</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>probability </u></em><em><u>is</u></em><em><u> </u></em><em><u>9</u></em><em><u>/</u></em><em><u>2</u></em><em><u>5</u></em>
1-d
2-c
3-e
4-b
5-a
It's very simple. Try..
Actually, you have to find four missed terms of geometrical sequence. Denote
and r - ratio, then
.
Since
, you have that
, then
.
Now substitude r=2 in each of unknown 4 terms:
.
Answer: four geometric means between 25 and 800 are 50, 100, 200, 400.