Answer:
Step-by-step explanation:
square-based pyramid:
volume V = (⅓)b²h
= (⅓)7²·16
≅ 261.3 ft³
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Can't help with question 3. I haven't learned triangle-based pyramids.
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cone:
volume V = ⅓πr²h
= ⅓π17²·20
= 6052.8 yd³
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can't help with question 7. Never did this kind of pyramid.
Answer:
i think the answer is 76cm im pretty sure it is
Step-by-step explanation:
if so mark this as brainliest answer!!!
Answer:
No it is D.52
Step-by-step explanation:
The angle has to equal 180 degrees.
180-76=104
52 time 2 equals 104
104=104
You first need to make sure the denominators are equal, then when they are, you can add/subtract the numerators. Then you can place the result over the common denominator.
I hope this helps! :)