convert feet to miles
63360/5280 = 12 miles
convert seconds to hours, there are 3600 seconds per hour
3400/3600 = 0.94 hours
since Nina rode 12 miles in 0.94 hours she is faster ( rode further in less time)
Answer:
i think its -412 but im not sure
Step-by-step explanation:
Answer:
In a triangle, sum of three angles=180°
So, A+B+C=180
C=180-A-B
C=180-60-a-60+a
C=60°
Hope it helps :-)
Considered as it only taking the area of flat surfaces of a 3D object, no
Answer:
7(3a + 5)
Step-by-step explanation:
Rewrite 21 as 7 · 3
Rewrite 35 as 7 · 5
Therefore,
⇒ 21a + 35 = 7 · 3a + 7 · 5
Factor out common term 7:
⇒ 7 · 3a + 7 · 5 = 7(3a + 5)
