Part A :
80x0.18= 14.4
Part B :
80x 0.075= 6
Part C
14.4+6 +80=$100
In triangle, ABD,
AD²= AB²+BD²
AB² = AD²-BD²
AB² = 18²-9² = 324-81 = 243
AB = √243
In triangle, ABC,
AC² = AB²+BC²
AC² = (√243)²+(13)²
AC² = 243+169
AC = √412
AC = 20.29
Answer:
15x^3y
Step-by-step explanation:
60, 45 & 75 are all divisible by 15
Answer:
x=50
Step-by-step explanation:
65/x =13/10
13x=650
x=650/13
x=50
