Answer:
419.78
Step-by-step explanation:
If 399.79 is 100% of the number we need to know how much 5% is. So first we would multiply 399.79 by 5 and then divide by 100, which equals 19.9895 and rounded to the nearest 100th we get 19.99. So we add 19.99 to 399.79 and get 419.78 (rounded).
I would think that 4 rounded is 10 and 8 rounded is 10 so 20 would be correct
Answer:
triangle b and triangle d
Step-by-step explanation:
3^2+4^2=5^2
2+4=6
B
I’m pretty sure it’s 11+x because x is just a placeholder for a number which can be unknown