Question

Mhanifa please help!! I will mark brainliest. Random answers will be reported

Answer 1

Answer:

• $\sqrt{h^2 + k^2}$

Step-by-step explanation:

• Point O has coordinates (0, 0)
• B has coordinates (h, k)
• C has coordinates (h, 0)

Use the distance formula to find the length of OB:

• OB = $\sqrt{(h-0)^2 + (k-0)^2}$ = $\sqrt{h^2 + k^2}$