3 years ago

A polyhedron without parallel faces

1 answer:

8 0

Step-by-step explanation:

A polyhedron include cube ,prism or pyramid while non polyhedron are sphere, cone and cylinder because they have side that aren't polygon. a prism is a polyhedron with two congruent base ,in parallel planes and the lateral sides are rectangle

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Two numbers in a ratio 5:4 . Their sun is 720.find the bigger number.show your reasoning

alina1380 [7]

5x + 4x = 720
9x = 720 (divide by 9)
X= 80
In order to get the bigger ratio, which is 5, you would substitute x for 80. (I'm bad at explaining)
Work:
5(80)= 400

6 0

3 years ago

Maya express charges 15 dollar for each person and great holiday charges fixed 84dollar and extra 12 dollar for a person. If the

goblinko [34]

Step-by-step explanation:

15 dollar for each

15*70*12

then 84*70

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3 years ago

Convert 25 1/3% to decimal. Round to the nearest thousandth if necessary.