C. 1250
D.
130°
4.
A homeowner is planning to use carpet tiles to cover the floor of a room measuring in 10 feet
by 10 feet. If the carpet tiles are 8 inches wide and 1 foot long, and there are no gaps
between the tiles as they are placed on the floor, how many carpet tiles will the homeowner
need to cover the floor of the room?
A.
125
B.
150
C.
800
D.
1,800

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

What is the solution set of the quadratic inequality x^2-5< or equal to 0