The answer is 10.24695. Which is 10.2 for you!
Step-by-step explanation:

L - Length
W- Width.
H- Height.
<u>Multiply each side:</u>


Answer:
The lengths of all sides of the triangle will be 21 cm, 21 cm, and 21 cm
Step-by-step explanation:
Given that the perimeter of the triangle = 63 cm
And the length of one side = 21 cm
and one of the medians is perpendicular to one of its angle bisectors
Since triangle has 3 sides,
Median = 63 ÷ 3 = 21
Therefore each side length = 21 cm
Im Guessing this is a true and fasle
So the answer would be False