Question

PLease Help me!!!! 30 Points If you can answer this!!!

Answer 1

5
`√(3)`

Explanation:

Perimeter = 3 sides add up= 10+10+10

so the bottom of the half triangle is 5

a^2+b^2=c^2

10^2=a^2+5^2

100=a^2+25

a^2 = 75

a =
`√(75)`

simplify

a =
`√(25*3)`

a =
`5√(3)`