Straight line distance between their home and the store can be solve using cosine law. first is solve the angle which is180 - 45 = 135 degree
C^2 = a^2 + b^2 - 2ab cos(135)c^2 = 5^2 + 5^2 - 2(5)(5) cos(135)c^2 = 85.35c = 9.24 km is the straight line distance between their home and the store
A wave that transfers energy through vibrating In a medium
Momentum = mass * velocity
= 1400 * 10
= 14000 kg m per sec
Answer:
Pencil lead.
Explanation:
no need for an explemation you can put two and two together XD