Answer:
21°
Step-by-step explanation:
<CBE=<ABD=69°
in triangle ABD, <ABD+<ADB+<DAB=180°
69°+90°+x=180°
So, x= 21°
Answer:
5 yards
Step-by-step explanation:
Since the area is 25 yards and 5 x 5 is 25. You know that the length of one side is 5 yards! A = 25 and P = 20.
Answer:
see explanation
Step-by-step explanation:
given x² = 17 → take the square root of both sides
= ±
x = ±