Answer:
14
Step-by-step explanation:
you have opposite but need to find hypotenuse so you use SOH (sine=opposite/hypotenuse)
so sin(30)= 7/a
7/sin(30)=14
Hope its right
D, because 9 3/4 and -9 3/4 cancel out to 0, which is the additive inverse property.
Answer:
x < 10
Step-by-step explanation:
2x-8 <12
Add 8 to each side
2x-8+8 <12+8
2x< 20
Divide by 2
2x/2 < 20/2
x < 10
Answer:
33 m/s
Step-by-step explanation:
120 km/h × (1 h)/(3600 s) × (1000 m)/(1 km) ≈ 33 m/s
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<em>Additional comment</em>
In general, units conversion is done by multiplying by a factor whose numerator and denominator have equal values, but different units. The units in that fraction need to be arranged to cancel the units you don't want and leave the units you do want.
