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Andru [333]
2 years ago
7

Write a story problem using sea level that includes both integers -110 and 120

Mathematics
1 answer:
BlackZzzverrR [31]2 years ago
7 0
Hi there!

A hot air balloon is 120 ft above sea level, and a submarine is 110 ft below sea level. How many feet apart are the two objects?

Hope this helps! I
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Find the standard form of the equation of the parabola with the given characteristics
lord [1]

Answer:

Step-by-step explanation:

The standard equation of a parabola is

y² = 4ax

where, a is the focus,

The coordinates of the centre of parabola is (0,0)

coordinates of focus is (a, 0)

It is symmteric about the x axis

the equation of directrix is x = -a.

5 0
3 years ago
How can the answer me 9x9x8x7 if you are not supposed to repeat digits?
user100 [1]

Answer: 4,536

Step-by-step explanation: Multiply your two 9's to get 81. Multiply your 8 and 7 to get 56. Multiply 81 and 56 together to get your answer of 4,536.

9 x 9 = 81

8 x 7 = 56

81 x 56 = 4,536

Use long multiplication to evaluate this equation.

I hope this helps you out! ♥

4 0
3 years ago
From 42 acres to 72 acres (round to the nearest percent
guajiro [1.7K]

Answer:

42 acres to 72 acres, there is an increase of 30 acres

percentage wise

72-42=30

30/72=.4166...

therefore there is also a 41.6% increase

Step-by-step explanation:

71.42 Percentage change:×100%

Now, the change is given from 42 acres to 72 acres, therefore

Change= 72-42=30

⇒Percentage change= ×100%

                                   = 71.42

8 0
2 years ago
I need to know how to find the value of x
anzhelika [568]
x = 15°

The angle of a straight line is 180°.

37 + 9x + 8 = 180
9x + 45 = 180
9x = 135
x = 15°
8 0
3 years ago
Find the missing side length of the right triangle below. Round your answer to the nearest tenth.
ikadub [295]

Answer:

24.4

Step-by-step explanation:

14² + 20² = c²

196 + 400 =  596

√596 = 24.4

3 0
3 years ago
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