Answer:
yes a
Step-by-step explanation:
Answer:
x=1
Step-by-step explanation:
3x=4-1
3x=3
x=1
Answer:
60 & 55
Step-by-step explanation:
1. the sum of the angles 1; 2 and 3 is 180°, then
m∠1=m∠2=m∠3; ⇒m∠3=60°;
2. m∠3=m∠r; ⇒ m∠r=60°;
3. m∠α= 180-(m∠r+65°)°; ⇒ m∠α=55°
all the details are in the picture.
48 minus 18=30 percent is the increase in the number of apps on Tan's phone