A circle with radius of 30 feet has a central angle of 90°. In terms of it, what is the area of the sector?

Nathan is an ecologist. he’s studying the effect of secondary consumers on primary consumers. his current research focuses on a population of blue jays and crows. they eat caterpillars and mice. if the number of blue jays increases, what are the likely effects on other populations? 1the number of crows will increase. 2the number of mice will decrease. 3the number of mice will remain the same. 4the number of caterpillars will decrease.

Which phases do not always fill their containers? select all that apply a. solid b. liquid c. gas

Students who utilize the" read, underline and eliminate" strategy are more likely to get better test grades. why do you think this is so