sidofsdiofji
sidofsdiofji sidofsdiofji
  • 03-08-2020
  • Mathematics
contestada

Please find the perimeter!

Please find the perimeter class=

Respuesta :

hbj
hbj hbj
  • 03-08-2020

Answer:

1. half circle: C = (2πr) / 2

a. C = (2π4) / 2 ≈ 12.566

2. triangle:

a. find slant / hypotenuse.

i. 4² + 10² = c²

ii. 16 + 100 = c²

iii. c² = 116

iv. c ≈ 10.770

b. add both slants to find triangular area

i. 10.77 + 10.77 ≈ 21.54

3. add:

a. 12.566 + 21.54 ≈ 34.106 cm

hope this helps :)

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