Answer:
x=43
Step-by-step explanation:
A triangle contains 180
So
82+55+x=180
=>137+x=180
=>x=180-137
Therefore, x=43 (you can use therefore sign instead of therefore)
Answer:
1+1=2
Fighting! You can do this
Notice that
and given that 10 is closer to 9, it's clear that
is probably closer in value to 3 then to 4. (The actual value is indeed about 3.162.)
Answer:
-39, -37, -35, -33, -31, -29
Step-by-step explanation:
Odd numbers end in 1, 3, 5, 7, or 9