<span>X = 65(7)
X = 455
Marla did 455 sit-ups in a week</span>
Answer:
86.6 feet (3 s.f.)
Step-by-step explanation:
Please see attached picture.
tan60°= height of tower/ 50
Height of tower
= 50tan60°
= 50√3
= 86.6 ft (3 s.f.)
tanѲ= opp/ adj
Answer:

Step-by-step explanation:
x= 1 over 4y-2
The answer is 1.25 meters.
hope it helps
can you choose mine as the brainliest answer