The answer is the last one, d
Answer:x=7
Step-by-step explanation:
Use BODMAS
Open bracket first
2x+4+x=8+2(3+x)-3
2x+4+x=8+6+2x-3
2×+x-2x=8+6-3-4
×=7
Answer:
x<3
Step-by-step explanation:
Arc length = radius * central angle (measured in radians)
There are
<span>
<span>
<span>
57.2957795131
</span>
</span>
</span>
degrees per radian so
45 degrees = (45 /
<span>
<span>
<span>
57.2957795131) = </span></span></span>
<span>
<span>
<span>
0.7853981634
</span>
</span>
</span>
radians<span><span>
</span>
</span>
radius = arc length / central angle (radians)
radius = 6.5 / <span>
<span>
0.7853981634
</span>
</span>
radians =
<span>
<span>
<span>
8.2760570408
</span>
</span>
</span>
cm
http://www.1728.org/radians.htm
