Step-by-step explanation:
length = 2×width + 6
84 = 2×length + 2×width
now using the first in the second equation :
84 = 2×(2×width + 6) + 2×width = 4×width + 12 + 2×width
84 = 6×width + 12
72 = 6×width
width = 12 cm
length = 2×width + 6 = 2×12 + 6 = 24 + 6 = 30 cm
Answer:Hope this helps!
Number 1 = 2 and 1/8
Number 2 = 6 and 3/40
Number 5 = 4 and 2/6
Number 6 = 15 and 1/3
Step-by-step explanation:
Answer:
pls send a full pic of the picture
1st box:
m<A + m<B + m<C = 180
2nd box:
substitution property
3rd box:
division property of equality
Hope it helps.