MATHEMATICS
MIDDLE SCHOOL

Answer:

Answer:

Option B.

Step-by-step explanation:

The surface of a river has been marked as (-225) feet and the top of the building at (+18) feet.

If we consider surface sea as a base line to calculate the altitudes of certain place, then altitudes above the the river surface will be positive and the altitudes below the river surface will be negative.

Therefore, (-225) feet of a river means 225 feet below the sea level.

+18 feet of a building means 18 feet above the sea level.

Option B, is the answer.

Answer:

Answer:

225 feet below sea level, 18 feet above sea level.

Step-by-step explanation:

Negative represents below, if the 0 is sea level, and positive represents above.

MIDDLE SCHOOL

What is the equivalent of 20/100

Many fractions including 1/5, 2/10, 3/15, 4/20 and up.

1/5 is the choice most simplified!

HIGH SCHOOL

Finding the center and radius by completing the square

4x(sqrd)+4y(sqrd)+4x-16y-19=0

(h,k) - the center

r - the radius

The center -

The radius -

center -

MIDDLE SCHOOL

What is the word problem for 36 divide by 4

Answer:

this will work

Step-by-step explanation:

a class of 36 students needs to be separated into 4 groups for project. How many students will be in each group?

MIDDLE SCHOOL

Whats .4 (repeating) divided by 3/8??

.4 repeating is 4/9

4/9 ÷ 3/8

4/9 × 8/3

32/27 or 1 5/27

Hope this helps :)

4/9 ÷ 3/8

4/9 × 8/3

32/27 or 1 5/27

Hope this helps :)

.444444 divided by 3/8 = 0.01666666666