Question

Find the missing side of each triangle. Leave your answers in simplest radical form.
2√3 m
A) √ 19 m
c) √5 m
O a
a
Ob b
Oc
√7m
C
Od d
B) √17 m
D) √√2 m

Answer 1

Answer:

C $\sqrt{5}$

Step-by-step explanation:

Use pythagorean theorem.

$x^{2}$ +$\sqrt{7} ^{2}$ = (2$\sqrt{3}) ^{2}$    

$x^{2}$ + 7 = 12   Subtract 7 from both sides

$x^{2}$ = 5           Take the square root of both sides to solve

x = $\sqrt{5}$