Tab Content
• 05-16-2018, 10:18 AM
The heights of similar triangles are proportional.
5 replies | 194 view(s)
• 05-16-2018, 09:35 AM
Therefore after the drill, the two end caps are gone. The end caps are not part of the remainder of the sphere. After the drill, the sphere should...
12 replies | 275 view(s)
• 05-16-2018, 01:12 AM
, the volume of the cylinder is 10pi*r^2. The radius of the sphere is 0.5((10^2+(2r)^2)^.5=(25+r^2)^.5, denote it as R. So the sphere with a hole...
12 replies | 275 view(s)
• 05-16-2018, 12:25 AM
For b, since you know the length of two sides and the area of triangle DAB, you can use Heron's formula to find lengths of DB, DF, and FB. You will...
5 replies | 194 view(s)
• 05-10-2018, 04:49 PM
the half of the small circle - the chord of the large circle. There is a formula to compute of the area of a chord.
5 replies | 235 view(s)
• 05-09-2018, 09:13 PM
sinx+sin(120-x)=sinx+sin120cosx-cos120sinx=sinx+(sqrt3)/2cosx+.5sinx=1.5sinx+(sqrt3)/2cosx=(sqrt3)((sqrt3)/2sinx+1/2cosx)=(sqrt3)(cos30sinx+sin30cosx)...
2 replies | 200 view(s)
No More Results

#### Statistics

Total Posts
42
Posts Per Day
0.32
##### General Information
Last Activity
Yesterday 10:44 PM
Join Date
01-10-2018
Referrals
0