The value of the variable would be 82, as the inside angles of a triangle add up to 180
Answer:
No, because the 3 angles of a triangle must add up to 180 degrees and yours only add up to 55
Step-by-step explanation:
Answer:
X = 40
Explanation: (2x) = 80
80/2 = 40
X = 40 degrees
Answer:
34.98+51.02+51.22= 137.22 as a positive number. 5.23+10.22+7.89= 23.34 Then 137.22-23.34= 113.88
So the negative number will be -23.34
Step-by-step explanation:
Answer:
1. 12x^2 +2xy
Step-by-step explanation:
1. 12x^2 +2xy
2. 21ab^2 +35ab
3. w^2+15w+ 14
4. m^2-12m+20
5. 2k^2+5k-3
6. -r^2-5r-6
7. 8y^2+26y+15
8. -2d^2-7d-5
9. (h+6)(h-4)=0
10. s^2-7s+12=0
11. -2d^2-7d-5
