Answer:
The opposite of a number is its additive inverse. The sum of a number and its opposite is zero. (This is sometimes called the property of opposites ). a+(−a)=0.
Answer:
about .24 mile per hour
1 mile is 5280 foot
Step-by-step explanation:
Answer:
218 cm²
Step-by-step explanation:
= high × wide
= 9 × 2
= 18
= 6 × (5+3)
= 6 × 8
= 48
= 8 × (11+5+3)
= 8 × 19
= 152
area throughout
= 152 + 48 + 18
= 218 cm²
