Answer: -0.89 1-21 0.4 1/2 9/8
Step-by-step explanation:
Answer:
D = 1
Step-by-step explanation:
3x+7<19
3x+7-7<19-7
3x<12
3x/3<12/3
x<4.
Answer:
24
Step-by-step explanation:
√(16 * 36) =
√576 =
24
Answer:
900° and 1260°
Step-by-step explanation:
The sum of the interior angles of a polygon is calculated as
sum = 180° (n - 2) ← n is the number of sides
(2)
Here n = 7 , then
sum = 180° × 5 = 900°
(3)
Here n = 9 , then
sum = 180° × 7 = 1260°