Answer:
2n and n + 1 are even if n is odd.
20 * (10.3)*n is even if (10.3)n is odd.
Step-by-step explanation:
Are you talking about the expression 10.3n or simply n ?
If n is an odd number then n+1 is even
2*n is even
Answer:
i can't see the pic can u re upload it?
Step-by-step explanation:
<u>Answer:</u>
<u>Step-by-step explanation:</u>
<u>We know that:</u>
- ∠3 = 75°
- ∠3 = ∠7 (Corresponding angles)
- ∠7 = x + 40
<u>Work:</u>
- => 75 = x + 40
- => 75 - 40 = x
- => 35 = x
Hence, <u>the value of x is 35°.</u>
Hoped this helped.

Answer:
1) No, the sum isn't equal to 180
2) Yes, the sum is equal to 180
3) No, the sum isn't equal to 180
4) Yes, the sides follow the triangle inequality
5) Yes, the sides follow the triangle inequality
6) Yes, it's an equilateral triangle