The distance between (-5 , -8) and (-1 , -16) is 8.9 units ⇒ 1st answer
Step-by-step explanation:
The distance between points
and 
is 
To find the distance between two points
- Chose one of the two point to be

- Use the other point to be

- Substitute them in the rule of the distance
∵ The first point is (-5 , -8)
∵ the second point is (-1 , -16)
∴
= -5 and
= -1
∴
= -8 and
= -16
- Substitute these values in the rule of the distance
∵ 
∴ 
∴ 
∴ 
∴ 
∴ d = 8.9 units
The distance between (-5 , -8) and (-1 , -16) is 8.9 units
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Answer: He will have 3750 in 5 years.
Step-by-step explanation: You need to do 500x1.5x5=3750! 500 dollars is the amount in the account. 1.5 is the interest. 5 is the amount of years.
Answer:
A
Step-by-step explanation:
You can substitute 40 into c, work out the equation and you'll get $75 as the profit. Each candy bar is $2.5 so c would be the number of candy bars she sold.
Since we have the triangle, but don't know which side 4 is on, we have one where x is opposite a 50 degree angle (they are the same if across either 50 degree side) and another across the 80 degree one. In addition, it's really ratios and sin/cos/tan from there!