Answer:
20%,decrease
Step-by-step explanation:
60-42=12
increase÷original×100
=12÷60x100
=20%
decrease
Answer: 7
just use a comparison
3/12 = x/28
1/4 = x/28
x = 7
The area is 128 inches squared.
12 times 8 is 96, plus the two side triangles (32 when combined) is 128.
25.28