Answer:
1) x=30 degrees
2)y=20 degrees
1) 3x+2x+1x= 6x (a triangle is normally 180 degrees) 180 divide 6=30 (this is because 6 Xs make up the triangle)
2) 2y+5y+5+y+15= 8y+20, (since a triangle has 180 degrees) 8y+20=180 (-20 from both sides) 8y=160, 160 divide 8=20
(I hope this makes sense)
Answer:
im confused?
Step-by-step explanation:
could you please rewrite this question? what are the numbers for?
Answer:
m=6
x=6
Can i please have brainliest? I never get brainliest. :(
Answer:
Hope it helps
Step-by-step explanation:
1: B
2: B
3: D
4: C
5: A
The 11th triangular number = 66
