Answer:

Step-by-step explanation:

Answer:
21.06
Step-by-step explanation:
4.06 increased by 17
4.06 + 17
21.06
A(n)=a+(n-1)d
A(40)= -1+(40-1)-4
A(40)= -1+39(-4)
A(40)= -1+(-156)
A(40)= -157
Answer:
B = 73°, c = 107°, d= 107°
Step-by-step explanation:

Answer: 12/10 and 24/20
Explanation if you simplify these fractions it’s becomes 6/5