Answer:
10 / 12
simplified:
5/6
since 5 is a prime number, we can't simplify this ratio any further
Answer:
254 cm² (to 3 s.f.)
Step-by-step explanation:
Area of shaded region
= area of large circle -area of smaller circle

Radius of large circle= 15cm
Radius of smaller circle= 12cm
Area of shaded region
= π(15²) -π(12²)
= 225π -144π
= 81π
= 81(3.14)
= 254.34
= 254 cm² (3 s.f.)
<h2>
Answer:</h2>
<h3>x = 13 </h3><h2>
Step-by-step explanation:</h2>
<h3>3x+8=2x+21</h3><h3>solve for x3x8-2x+21</h3><h3>x8=21</h3><h3>x=21-8=13</h3><h3>solution is x=13/</h3>
<h2>HOPE IT HELPS!!!</h2>
<h2>PLZ I NEED BRAINLIEST!!</h2>
Answer:
B..........................................
Divide 42 by 4 for one fourth. Divide 13.5 by 5 and multiply that by 2.