Question

This is a 30-60-90 triangle.

Answer 1

Answer:

x = $\frac{2\sqrt{21}}{3}$

Step-by-step explanation:

For a 30-60-90 triangle:

• Short leg = s
• Long leg = s√3
• Hypotenuse = 2s

Thus:

• Short leg = √7/√3 = (√21)/3
• Long leg = √7
• Hypotenuse = x = 2(√21)/3