Answer: 
.
Explanation:
We are given that,
In △EFG,
To find: 
As we know that, angles opposite to the congruent sides of a triangle are congruent.
Thus, In △EFG
if and
then it implies 
Hence, we get .
Pacific mountain system, series of mountain ranges that stretches along the Pacific Ocean coast of North America from northern British Columbia (Canada) to northwestern Mexico. They run for some 4,500 miles (7,250 km) in the United States and extend northward into Canada for another 1,000 miles (1,600 km).
Answer: ...have obtained independence during post-war period (during 1950s, 1960s and 1970s).
Explanation: we have to include Dutch (Surinam for example), French (Algeria or Vietnam), Belgian (Kongo-Kinshassa) or Portuguese (Angola, Mozambique) colonies. This process included return of white-Europeans colonists back to Europe: the biggest return was that of Algerian French (Pieds-Noirs) and later (not so big) European whites from Portuguese territories (1974-1975-1976).
Answer:
e) Large impacts shattered lunar rock to make this soil.
Explanation:
The soil is formed by material thrown out of the craters formed by the impacts of meteors on the lunar surface.
Below is a photo of the powdery lunar soil,
