Answer:
-1/5
Explanation:
It is an established mathematical proof that the slope of line A perpendicular to another line B is the recoprovaknofokad
Hence the slope of B = the negative reciprocal of B
Given that ; lines s and t are perpendicular ;
Slope of S = 5 ;
The slope of T = - 1/5
Answer:
Granite, Limestone, Sandstone, Lead, mica, zinc e.t.c
Explanation:
Lead:
Lead is a soft, malleable and heavy bluish white metal. Lead is used in construction work. It is also used in lead-acid batteries and for making bullets.
Zinc:
Zinc is a bluish-white lustrous metal. The principal of zinc us zinc sulphide. Zinc is used for coating iron to prevent rusting and it is also used for making alloys like brass and bags of dry cells.
Limestone:
Limestone is an important mineral which is used from pre- historic time. It is used in temples, houses, building, e.t.c. Limestone is used for making cement, lime, e.t.c.
The answer is: TRUE.
______________________
Answer:
he Earth zips around the Sun at about 67,000 miles per hour, making a full revolution in about 365 days – one year on Earth. Mars is a little slower, and farther from the sun, so a full circuit takes 687 Earth days – or one Mars year.
Explanation:
