Question

169= (24/2)^2 +(d/2)^2

Answer 1

Answer: d = ±10

Step-by-step explanation:

169 = $(\frac{24}{2})^{2}$ + $(\frac{d}{2})^{2}$

169 = (12)² + $\frac{d^{2}}{4}$

169 = 144  + $\frac{d^{2}}{4}$

25 =            $\frac{d^{2}}{4}$

100 = d²

√100 = √d²

 ±10 = d