| |
| |
1. |
Find the distance between points with coordinates (3, -2) and (-2, 10). |
| |
|
A. |
13 |
B. |
 |
| |
|
C. |
 |
D. |
7 |
| |
|
Hint |
|
| |
2. |
Find the distance between points with coordinates (3, -4) and (-6, 5). |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
3. |
Which are the vertices of an isosceles triangle? |
| |
|
A. |
A(6, 3), B(-2, 4), C(2, 11) |
| |
|
B. |
D(2, -6), E(1, -5), F(8, 0) |
| |
|
C. |
J(0, 4), K(-3, -4), L(1, -5) |
| |
|
D. |
G(5, 1), H(-4, 3), I(2, 6) |
| |
|
Hint |
|
| |
4. |
Tamotsu and Ryan each go to the same school. Tamotsu lives 5 miles north and 3 miles west of the school. Ryan lives 7 miles south and 4 miles east of the school. How far apart do they live? |
| |
|
A. |
13.9 miles |
B. |
7.28 miles |
| |
|
C. |
2.24 miles |
D. |
12.04 miles |
| |
|
Hint |
|
| |
5. |
Find the value of a if the distance between (4, 3) and (–1, a) is 13 units. |
| |
|
A. |
a = –15 or 9 |
B. |
a = 15 only |
| |
|
C. |
a = –15 only |
D. |
a = 15 or –9 |
| |
|
Hint |
|
|
|