CPM Homework Help : A2C Problem 11-87

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Home > A2C > Chapter Ch11 > Lesson 11.2.4 > Problem 11-87

11-87.

Find the distance from the point $\left(4, 10\right)$ to each line or point described below.

The line $x = −4$ .
Step (a):
Find the distance between the two x values.
Answer (a):
8 units

The line $y = 7$ .
Hint (b):
See part (a).

The point $\left(3, 7\right)$ .
Step (c):
Use the distance formula.
$d=\sqrt{(4-3)^{2}+(10-7)^{2}}$
Answer (c):
$\sqrt{10}\text{ units}$

The point $\left(5, −4\right)$ .
Hint (d):
See part (c).

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