1. 2/4, 3/6, 4/8
2. 1,2,3,5,7,11,13,17,19
3. 1/3 + 2/7 = 13/21, 3/5 - 2/9 = 17/45
Answer: 4). A = (b1 + b2)h/2
5).
A = (b x h)/2
6). A = b x h
7). A = b x h = 65 x 50 = 3250 ft^2
8). A = (b x h)/2 = (12 x 18)/2 = 108 inches^2
9). A = (b1 + b2)h/2 = (15 + 7)4/2 = 44m^2
Answer:

Step-by-step explanation:

Answer:
1 pie and 75% of another pie
Step-by-step explanation:
Answer:
umm I think it 186
Step-by-step explanation: