Saved Bookmarks
| 1. |
Find the perimeter of a sector of angle 45° of a circle with radius 7 cmplease answer fast |
|
Answer» Answer: 19.5 cm Step-by-step explanation: Given: θ=45∘ radius=7cm We KNOW that: ANGLE=arc lengthradius ⟹arc LENGTH=angle×radius ⟹arc length=π4×7 ⟹arc length=5.5cm Hence, PERIMETER of a sector of angle 45∘ will be, 2r+arc length =14+5.5 =19.5cm |
|