Answer:
angle C and angle D
Step-by-step explanation:
when those two angles are added together, they are to give a total angle of 180°
B = { x, y } = { } , { x }, { y }, { x, y }
C = { 1, 2, 8 } = { } , { 1 }, { 2 }, { 8 }, { 1, 2 }, { 1, 8}, { 2, 8}, { 1, 2, 8}
. E = { a } ={ } , { a }
2
Step-by-step explanation: because u have to divide the 4 100 than the ratio 25% it would give u 2
Answer: 5 packs of 6 felts
2 packs of 15 felts
6 + 6 + 6 + 6 + 6 = 30
15 + 15 = 30