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fenix001 [56]
3 years ago
13

What are the surface area and volume of a regular triangular pyramid with a height of 9 cm and a slant height of 15 cm?

Mathematics
1 answer:
d1i1m1o1n [39]3 years ago
3 0
I believe it is 135.
Hope this helps
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The Robot Factory is a learning center where children can build robots. The project fee per visit is $18, and each hour of time
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The answer is 2 and a half. Because 18 + 6 + 6 + 3 is 33. This is because $18 to get in then $6 for one hour another $6 for an hour and $3 for an half hour.
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3 years ago
19 + 12k = –k − 20 solve for k
marshall27 [118]

Answer:

k=13

Step-by-step explanation:

19 + 12k = –k − 20

19+20=39=13k

k=13

8 0
3 years ago
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Determine the equation of the line passing through the points (3,1) and (5,−1).
katrin [286]

Answer:

y=-x+4

Step-by-step explanation:

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3 years ago
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erastova [34]

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8 0
3 years ago
Have three witches each holding a broom and a spoon. Witches say witch plus witch plus witch =45. Three brooms say broom plus br
slega [8]

Answer:

Either 43 or 88

Step-by-step explanation:

45/3 = 15 (one witch)

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12/3 = 4 (one spoon)

PEMDAS:

Equation: 15 + 7 x 4

if there are parenthesis and the equation looks like:

(15 + 7) x 4

the <u>answer is 88</u>.

if there is NOT parenthesis and the equation looks like:

15 + 7 x 4

the <u>answer is 43</u>.

3 0
3 years ago
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