А a) In the given figure, ABC – XCY, BC = 9 cm,
BY = 3 cm and XY = 4 cm.
Find the length of AB.

Lucy and donavan measured the length of the school garden. lucys measurement is 11.3m and donavans measurement is 113 cm. could both be correct? explain

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?