Answer:
Step-by-step explanation:
The appropriate identity is ...
Filling in α=x/2 and β=x/4, we get ...
Answer:
1. is b and 2. is c
Step-by-step explanation:
49 5/8 or, if you would like it in decimal form, 49.625
Answer:
Step-by-step explanation:
Convert the percentage to a fraction by placing the expression over 100 Percentage means 'out of 100
'.
Cancel the common factor of 35 and 100
.
Convert the fraction to a decimal by dividing the numerator by the denominator.
Answer:
128mm
Step-by-step explanation:
Given
Required
Determine the length of the openings of the pipe
To do this, we simply add 40mm to the length of the pipe.
This gives:
<em>Hence, the opening must be 128mm</em>