Answer:
volume=πr²h
75.36=<u>2</u><u>2</u><u>×</u>3×3×h
7
75.36=<u>198×</u>h
7×75.36=<u>198×h×7</u>
<u>527.52</u>=<u>197×</u>h
197. 197
h=2.68
<RQP = 70°
Step-by-step explanation:
<RQP = 1/2 (140)
x = {1/3, 0}
16600 should be the answer.
because 830 times 20 is 16600.
hope i helped
