Hello there! Circumference is pi * diameter. Radius is ½ of the diameter. In order to find the diameter, all you have to do is divide the circumference by pi (3.14). 84.78/3.14 is 27. Now, divide that number by 2 to get 13.5. There. The radius of the Brazillian coin is 13.5 mm.
Answer:4(2x+14)=0
Step-by-step explanation:4 (2x+14)=0
8x+56=0
-56 -56
8x=-56
8x/8=-56/8
x=-8
Hope you understand
TanA= opposite /adjacent
tanA= 8/6
Answer:
∠ 5 = 133°
Step-by-step explanation:
∠ 1 and ∠ 2 are adjacent and supplementary, thus
∠ 1 = 180° - 47° = 133°
∠ 1 and ∠ 5 are corresponding and congruent, thus
∠ 5 = ∠ 1 = 133°
A. At 36 ft/s , it would reach the maximum height in 0.81 seconds
B. <span>Highest height would be 29.25 feet</span>