Answer:
x = 4
Step-by-step explanation:
Using the sine ratio in the right triangle and the exact value
sin45° =
, then using the upper 45°
sin45° =
=
=
( cross- multiply )
x = 4
An hour hand travels 30° every 60 minutes
30°/60=0.5° per minute.
Answer:
jack= £140
Jill= £60
Step-by-step explanation:
7+3= 10= total amount of parts
200/10=20
1 part-20
7*20=140 (jack)
3*20=60(jill)