اختبار اختيار من متعدد تفاعلي: Distance on the Coordinate Plane

A

$PQ = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}$

B

$PQ = \sqrt{(x_2 + x_1)^2 + (y_2 + y_1)^2}$

C

PQ = (x₂ - x₁)² + (y₂ - y₁)²

D

$PQ = \sqrt{(x_2 - x_1)^2 - (y_2 - y_1)^2}$

A

$\sqrt{13}$

B

$\sqrt{149}$

C

$\sqrt{65}$

D

$\sqrt{17}$

A

8

B

9

C

10

D

12

A

$\sqrt{35} \approx 5.92$

B

$\sqrt{40} \approx 6.32$

C

$\sqrt{45} \approx 6.71$

D

$\sqrt{50} \approx 7.07$

A

$\sqrt{73} \approx 8.54$

B

$\sqrt{80} \approx 8.94$

C

$\sqrt{89} \approx 9.43$

D

$\sqrt{97} \approx 9.85$

A

3

B

4

C

5

D

6

A

$\sqrt{12} \approx 3.46$

B

$\sqrt{18} \approx 4.24$

C

$\sqrt{20} \approx 4.47$

D

$\sqrt{24} \approx 4.90$

A

$\sqrt{41} \approx 6.40$

B

$\sqrt{49} = 7$

C

$\sqrt{53} \approx 7.28$

D

$\sqrt{61} \approx 7.81$

A

$\sqrt{13}$ or about 3.6 units

B

$\sqrt{37}$ or about 6.1 units

C

$\sqrt{85}$ or about 9.2 units

D

$\sqrt{45}$ or about 6.7 units

A

$\sqrt{58}$ or about 7.6 units

B

$\sqrt{18}$ or about 4.2 units

C

$\sqrt{10}$ or about 3.2 units

D

$\sqrt{20}$ or about 4.5 units

A

$\sqrt{17}$ or about 4.1 units

B

$\sqrt{29}$ or about 5.4 units

C

$\sqrt{13}$ or about 3.6 units

D

$\sqrt{41}$ or about 6.4 units

A

$\sqrt{29}$ or about 5.4 units

B

$\sqrt{17}$ or about 4.1 units

C

$\sqrt{5}$ or about 2.2 units

D

$\sqrt{25}$ or about 5.0 units

A

$\sqrt{37}$ or about 6.1 units

B

$\sqrt{13}$ or about 3.6 units

C

$\sqrt{45}$ or about 6.7 units

D

$\sqrt{17}$ or about 4.1 units

A

$\sqrt{18}$ or about 4.2 units

B

$\sqrt{29}$ or about 5.4 units

C

$\sqrt{13}$ or about 3.6 units

D

$\sqrt{41}$ or about 6.4 units