Answer:
√13
Yes you are right
Step-by-step explanation:
The law of cos again
BC^2 = 18 + 25 - 2 * 3√2 * 5 cos(45 degrees)
= 13
==>
BC = √13
Answer:
A. 8
Step-by-step explanation:
1kg=2.2
18.5 lbs= 8kg
The volume of a pyramid is
V=(l*w*h)/3=(35*4)/3=140/3=46.67 cubic feet , choice C
Answer: 872
10 times 16 = 160
12vtimes 10 = 120
20 times 20 = 400
12 times 16 = 192
*with the area of triangles, you have to divide your number by 2, but there is 2 triangles, so 192, instead of 96*
Step-by-step explanation: