Answer:
The answer for first one is,

sorry I don't know the answer for second one.
<u>Answer:</u>
A) Scalene E) Obtuse
<u>Detailed Explanation:</u>
A) Scalene
This triangle would be classified as scalene because none of the angles are equal.
____________________________________________________________
E) Obtuse
This triangle would be classified as an scalene triangle because one of the angles is larger than 90 degrees.
Answer:
600:450:450
Step-by-step explanation:
8+6+6= 20
1500/20=75
8*75= 600
6*75= 450
6*75=450
Check:
600/75= 8
450/75= 6
450/75=6
3.9/3=$1.30
2.2/2=$1.10
The unit prices are $1.30 and $1.10.
Hope this help!
6.40x+9.90(154-x)=1230.90
Solve for x
X=84 for child
154-84=70 for adults