What is a unit fraction? A. a whole
B. the bottom number in a fraction
C. one part of a whole
D. two parts of a whole

option C is correct answer of this question

option C is correct answer of this questionone part of a whole

option C is correct answer of this questionone part of a wholehope it helps

C

Step-by-step explanation:

Unit fractions are such as 1/1, 1/2, 1/3 and so on. A unit fraction is a rational number where the numerator is one and the denominator is a positive integer.

answer: i'm not going to give you the answer, but some hints to work it out.

step-by-step explanation: so, if there is a straight line that means that the line angle is 180°. so we subtract the 2 angle measures provided, (15 and 38) from 180. so the answer is 180 - (38 + 15). (you have to solve the equation)