01 because it have the other side
1) 15.5 - 6 = 9.5
therefore, the birds new location is 9.6 feet above the ground.
2)2.25 - 1.50 = 0.75
she owes her grandfather $0.75
3) 4.2 - 1.6= 2.6
Step-by-step explanation:
Use TOA method (tan angle = opposite / adjacent)
Given Opposite = x
adjacent = 6,

The bottom is (25 x 20) = 500 of whatever those units are, squared. Each long side is (25 x the depth of the pool, which we don't know), and each end is (20 x depth).