What is the surface area of this triangular prism shown above?
1 answer:
To find the surface are of the base: 8 * 8 = 64/2(becasue its a triangle not a square base) = 32.
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Answer:
7x4=28 there
Step-by-step explanation:
Answer:
153 ways.
Step-by-step explanation:
The answer is the number of combinations of 2 from 18
= 18! / 2! (18-2)!
= 18! / 2! 16!
= 18*17*16! / 2! 16!
= 18 * 17 / 2*1
= 9 * 17
= 153 ways.
Answer:
35 students
Step-by-step explanation:
Take the number of students in the class and multiply by 60% and see if you get an integer number
28 * .60 =16.8 not an integer
32 * .6 =19.2
35 * .6 =21 yes
39*.6 =23.4
Answer:
pH = 8
Step-by-step explanation:
Formular is given as;
pH = -log[H+]
A)baking soda:
[H+] = 10^-8
Upon inserting it into the formular;
pH = -log (10^-8)
pH = - ( -8)
pH = 8
