Question

Triangle FGH is similar to triangle IJK. Find the measure of side KI. Round your

answer to the nearest tenth if necessary.
43
8
H Η
G
K
J
31
F

Answer 1

`5.8`

Explanation:

Similar shapes also maintain a constant proportion of sides. Therefore, we can set up the following equation:

`(31)/(43)=\frac{\text{KI}}{8}`

Solving, we get:

`\text{KI}=(8\cdot 31)/(43)\approx \boxed{5.8}`