Question

SOLVE THE WHOLE PAGE WITH STEP BY STEP PROCSS FAST PLEASE .
THANKS​

Answer 1

Answer:

Question:

Supplement of 90°

Answer:

90°+x=180°

x=180°-90°

x=90°

therefore supplement of 90 degree is 90 degree

Answer 2

Answer:

the process by which carbon di oxide and water is converted into oxygen by the plants in the presence of sunlight is called photosynthesis.