Answer:
the angle shown is a straight angle value of which is equal to 180°
3x + 30. 6 = 180
3x = 180 - 30. 6
3x = 149.4
<h3>x = 49.8</h3>
Answer:
R > 7
Step-by-step explanation:
R+6> 13 (subtract 6 from both sides)
R > 13 - 6
R > 7
Step-by-step explanation:
0x<3
x>3/0
x>∞
x is undefined.
Answer:
perimeter of figure = 24.28
Step-by-step explanation:
semicircle ' s perimeter = π r = 3.14 × 2 = 6.28 cm
perimeter of 3 sides of parallelogram = 7 +7+4= 18 cm.
perimeter of figure = 18 +6.28 = 24.28
approx value = 24.30 cm