Answer:
48cm
Step-by-step explanation:
The perimeter of first shape is 36cm. There are 3 semi circle (curves).
Therefore,
3 curves of semicircle (arc length) = 36
1 curve of semicircle (arc length) = 36/3
= 12cm
In picture 2,
4 semicircles (They've mentioned that they used the same semicircle for the 2nd shape also)
So,
4×12 = 48cm
Answer:
y=1/2x−2
Step-by-step explanation:
if you find the 2 point that touch the y and x-axis on the graph, (4,0) and (0,-2), and put it in y=mx+b formula, you get the answer.
It depend on the angle like straight obtuse or right, complementary and supplementary
<span />
Answer:
81 ............................
Answer is 120
AngNPQ=2*angNRQ=120
