Step-by-step explanation:
r-5r-6s+8s-15
-4r+2s-15
= 2s-4r-15
Answer:
A. 72cm
Step-by-step explanation:
Figure a is a convex pentagon, a convex pentagon is a pentagon that does not have an internal angle greater than

An easier thing to remember is that it does not have an angle pointing inwards like b, none of its angles/edges point toward the shape/inside
The answer is in the attached file.
Answer:
25.800
Step-by-step explanation:
6 persecnt of 429.95 is 25.800 rounded if you need it where i subtract it from the total its 404.150 or 404.15
Since there are 5 paintings and there are 3 more sculptures than mosiacs i believe that there are 4 mosaics and 7 sculpters. I hope I have helped you