Q4, 4y²=60
y=√15 ( i am not sure)
q6, (5+y) ²=81
5+y=9
y=4
q7 (x+4) (x) =77
x²+4x-77=0
(x+11) (x-7) =0
x=-11(rej) or x=7
therefore ,length= 7+4=11cm
breadth=7cm
Answer:A -1/3+1
Step-by-step explanation: the lope of the line is -1/3 and the Y-intercept is 1
and putting it in slope y-intercept form would be Y=-1/3+3
Answer:
Exact Form:
2√2
Decimal Form:
2.82842712
Step-by-step explanation:
round to the nearest hundredth would be 2.83