Answer:

Step-by-step explanation:
This triangle is a 30°-60°-90° triangle, so you should always remember the rule shown in the picture. Because y is across from the 60° angle, it will be
. 3 is x because it is across from the 30° angle, so y will be
.
V=(pi)(2r^2)(h)
V=4(pi)(r^2)(h)
V=4(100 aka the old volume)
V=400cm^3
Answer:
Well a base with a positive exponent would be 5^3. All this means is 5x5x5 which is 125.
Step-by-step explanation:
Hope this helps!
Answer:
6
Step-by-step explanation:
First you know they have <em>50 </em>trees. Then, you know <em>3</em> of <u>25</u> will die.
<u>25</u>*<u>2</u>=<em>50</em>. <em>3</em>*<u>2</u>=6.
12/30 is = 0.4 x 100 = 40% can I have brainliest if its right?