Answer: B. An angle that has its vertex at the center of a circle
Step-by-step explanation:
y = 2x + 1
.................
Answer:
are of trapezoid =1/2×height(a+b)
A=1/2×8(10+20)
=4×30
=120cm*
Area: 36 inches
Perimeter: 26 inches
:)
