150 = 5 classes
1 class = 30
X is the undefined variable hope it helps
Answer:
1199
Step-by-step explanation:
There are 22 terms in the sum:
23 + 26 + 29 + ... + 80 + 83 + 86 =
= (23 + 86) + (26 + 83) + ... + (53 + 56)
= 109 + 109 + ... + 109
= 11(109)
= 1199
Answer:
Step-by-step explanation:
The regular pentagonal pyramid has a base that is a regular pentagon and lateral faces that are equilateral triangles.
Answer:
A = <
B = >
C = >
D = >
Step-by-step explanation:
A
5/6 x 7 = 35/6 = 5.83
B
8/7 x 5 = 40/7 = 5.71
C
9/5 x 3 = 27/5 = 5.4
D
12/11 x 6 = 72/11 = 6.54
