Answer:
5
Step-by-step explanation:
For the most part, the cross-section formed is a <em>trapezoid</em>, but if the slice passes through the apex of the pyramid, that shape is a <em>triangle</em>.
(Image source: MathCaptain.com)
C=πd ⇒ d = C/π = 28.27/3.14 ≈ 9 <span>inches</span>
30% of the 250 participants were French.
To find how many this is, convert the percent to a decimal and multiply the decimal by the total number of participants.
30% = 0.3
0.3 • 250 = 75
75 of the participants were French.
1.48 because 10 and 2/5 is 52/5 is 10.4 from there divide by 7 which is 1.48