The simplified form of this polynomial is (n(20n + 1))/5
He gave away 8 so he would have 12/20 which is 60% left :)
If it took you (one person) 3 days to build a doghouse, then it should take 2 people to build it in half the time. So all we have to do is split 3 days in 2.
3/2 = 1.5
So it would take 1 1/2 days or 36 hours for 2 people to complete the doghouse.
D is not a terminating decimal because it repeats *hint the dash mark above the 4*
Answer:
Last option 30°
damm sure about it
Step-by-step explanation:
value of x is 23 but value of Angle ABC will be x +7 i.e. 30