Question

If QS = 9 and RS= 7, what is PS?

P
R
Write your answer as a whole number or as a decimal rounded to the neare
PS =
Q
Submit
S

Answer 1

11.5

Step-by-step explanation:

We can use the Euclidean theorem to find the length of PS:

QS² = PS × SR

• Rewrite the equation using given values.

9² = 7 × PS

• Calculate the second power of 9 by multiplying it with itself.

81 = 7 × PS

• Divide both sides by 7.

11.5 = PS