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alexandr1967 [171]
2 years ago
10

What is the surface area of this square pyramid?

Mathematics
2 answers:
sesenic [268]2 years ago
6 0
The area of the base = 15 * 15 = 225 m2
ande tharea of each sloping triangular side = 1/2 * 15 * 18 =  135 m2

so total surface area = 225 + 4*135 =  765m2
Tamiku [17]2 years ago
5 0
Im thinkng D.I hope it helped.
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Convert 46,500 scientific notation
Shkiper50 [21]
46500....ok...pay attention....put a decimal behind the first number  4.6500  ....now start counting all the numbers to the right of the decimal...there are 4 numbers.....so ur answer is 4.65 x 10^4
8 0
3 years ago
7.1 divided by 312.755
RUDIKE [14]

answer 0.0227014756

Step-by-step explanation:

or if you meant 312.775/7.1 it's 44.0528169

6 0
3 years ago
During a promotional event a sporting goods store gave a free t-shrit to every 10 customer and a free water bottle to every 15 c
SVETLANKA909090 [29]

9514 1404 393

Answer:

  30th

Step-by-step explanation:

The least common multiple of 10 and 15 is 30.

  30 = 10×3 = 15×2

The 30th customer will be the first to receive both promotional items.

3 0
2 years ago
Please solve this with explanation, don’t just give the answer please explain too.
Gemiola [76]

Answer: 30x⁴

Step-by-step explanation:

2x⁴ + (-3x²)² + 10(x²)² + (-3x²)²

2x⁴ + (9x⁴) + 10 (x⁴) + (9x⁴)

2x⁴ + 9x⁴ + 10x⁴ + 9x⁴

2x⁴ + 10x⁴ 9x⁴ + 9x⁴

12x⁴ + 18x⁴

30x⁴

(-x)² = x²

(xᵃ)ᵇ = xᵃᵇ

Hope I helped!

3 0
2 years ago
A bottle holds exactly 2/3 pint of liquid. How many 2/3-pint bottles can be filled from a 24-pint container
kifflom [539]

Answer:

36 number of 2/3-pint bottles can be filled from a 24-pint container

Step-by-step explanation:

Volume of the container is 24 pint

Volume of the bottle is 2/3 pint

Number of 2/3 pint bottles that can be filled from 24 pint container is

\frac{24}{\frac{2}{3} } \\= 24 * \frac{3}{2} \\= 12 * 3\\= 36

36 number of 2/3-pint bottles can be filled from a 24-pint container

6 0
2 years ago
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