Answer:
<h2><u><em>
144 cm²</em></u></h2>
Step-by-step explanation:
6 * 8 + 10 * 4 + 8 * 4 + 6* 4 =
144 cm²
first i found the area of the triangle without dividing by two because they are one on each side
Answer:
V≈1178.1
Step-by-step explanation:
V=πr2h=π·52·15
≈1178.09725
Answer:
seven and two thirds
Step-by-step explanation:
Answer:
103101.4285cm³
Step-by-step explanation:
1.formulae for volume of a cylinder is πr²h ( pi× the square of the radius×height of the cylinder)
So volume =π×(27)²×(45)
V=32805π ,but π=22/7 .therefore V=32805×22/7 =103101.4286cm³