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timama [110]
3 years ago
13

Lisa and her brother are saving money to go on a trip. For every $2 Lisa saves, her

Mathematics
1 answer:
Snezhnost [94]3 years ago
8 0

Answer:

The anser is 2:5 or 2/5.

Step-by-step explanation:

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What is the least common multiple of the two denominators?
rusak2 [61]

Answer:

32

Step-by-step explanation:

32 × 1 = 32

8 × 4 = 32

Therefore, the LCM is 32

8 0
2 years ago
13. Find the surface area of each figure to the nearest tenth. Show your work.
stiv31 [10]
A. The figure is a triangular pyramid. You can findits surface area by adding up the area of the three faces of the triangle and the area of the base. A derived formula also is used where the SA is equal to 12 times the perimeter of base times the slant height, added to that is the area of the base. The area of the square base is s^2. Its perimeter is 4s.

SA of Pyramid = 12*P*l + s^2
SA of Pyramid = 12*4s*l + 16^2
SA of Pyramid = 12*4(16)*(17) + (16)^2
SA of Pyramid = 11,008 square inches

b.) The formula for the SA of a cone is: 

SA of cone = πr[r+√(h^2+r^2)]
SA of cone = π(3)[(3+√(8^2+3^2)]
SA of cone = 108.8 square inches
7 0
3 years ago
Read 2 more answers
A triangle has an angle that measures 90 degrees what type of triangle could it be​
vekshin1

A triangle that has an angle that measures 90 degrees would be a Right Triangle.

6 0
3 years ago
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What is the value of x in 2(5x) = 14?
Ray Of Light [21]

Answer:

x= 7/5

Step-by-step explanation:

6 0
3 years ago
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What point names the ordered pair (3, -5)?
gregori [183]

Answer:

D

Step-by-step explanation:

We start at the origin (we the axis cross)

We go three units to the right, then 5 units down.

We end up at  the point D

5 0
3 years ago
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