Answer:

Explanation:
Given:

Required:
Coordinates of the Midpoint of HX
Solution:
Midpoint (M) of HX, for
is given as
.
Let 

Thus:

Convert to improper fractions





Answer:
Parent rock - Limestone
Metamorphic rock - Marble
Explanation: Marble is a metamorphic rock formed from when Limestone undergoes metamorphism, which occurs when they are subjected to high temperature and pressure. They contain calcite and minerals such as Mica, quartz and intergrowth of mineral crystal. They also react with hydrochloric acid. They do not have foliation. Marbles are generally used for sculpting and construction materials. They have an hardness of about 3 on the Mohr scale and feels gritty to touch
Answer:
Explained
Explanation:
Answer: Of the list following are
Arkose, chert, limestone, breccia, shale, dolostone sedimentary rocks. Don't confuse dolostone with dolomite- the latter is a metamorphic rock.
Why other options are wrong:
Hornfels, quartzite ,Amphibolite and Phyllite are metamorphic rocks
Gabbro is a igneous rock.
Answer:
The sedimentary rocks beneath the ocean bottoms are very thin