C:solved by Anwar Alkamali from Yemen

D:solved by Fateh Shoireb from Yemen

↓This is question number 16↓
you can send for us your answers until 7 April

@worldmath

A
#geometry

B
#geometry
Sent by Omer Jawas from Yemen

C
Sent by Anwar Alkamali from Yemen

D
Sent by Anwar Alkamali from Yemen

Send your solution to @mathcenter

Send your nice questions to @world_math

the names of who have solved question number 16:
A)
🏆Ahmed Al-Aradi from Bahrain
🏆Omer Jawas from Yemen
🏆Shafiezade from Iran
🏆José Polo Gómez from Spain
🏆Nirmal from India
B)
🏆José Polo Gómez from Spain
🏆Fateh Shoireb from Yemen
🏆Nirmal from India
C)
🏆Fateh Shoireb from Yemen
🏆Nirmal from India
🏆Anwar Alkamali from Yemen
D)
🏆Anwar Alkamali from Yemen

@worldmath

Solved by José Polo Gómez from Spain

Solved by José Polo Gómez from Spain

Solved by Anwar Alkamali from Yemen

Solved by Anwar Alkamali from Yemen

↓This is question number 17↓
you can send for us your answers until 20 April

@worldmath

A
#DifferentialEquations

B
Sent by Omer Jawas from Yemen

Send your solution to @mathcenter

Send your nice questions to @world_math