r = 2√2
2r = ICBI = 4√2
x2 + (2x)2 = (4√2)2
5x2 = 32
| 32 | ||
x2 = | ||
| 5 |
| √32 | √5 | 160 | ||||
x = | * | = | = 32 | |||
| √5 | √5 | 5 |
| 1 | ||
P = | a * h | |
| 2 |
| 1 | ||
P = | *64 * 32 = 1024 | |
| 2 |
a,c >0
IACI= 2a IBCI= a IABI=c= 2R
(2R)2= a2+4a2= 5a2
5a2= (2*2√2)2
5a2= 32
| 32 | ||
a2= | ||
| 5 |
| a*2a | ||
P= | = a2 =.......... | |
| 2 |