## Algebra: A Combined Approach (4th Edition)

Height: $362.56$
when $t=10.3$ $-16t^2 +200t$ $-16(10.3)^2+200\times10.3 = -16\times106.09 + 2060= -1697.44 + 2060= 362.56$ So, the Height: $362.56$