Answer:
Brainlisted?
Eratosthenes then measured the angle of a shadow cast by a stick at noon on the summer solstice in Alexandria, and found it made an angle of about 7.2 degrees, or about 1/50 of a complete circle. ... Eratosthenes then used this to calculate the circumference of the Earth to be about 250,000 stadia.
Step-by-step explanation:
The answer to a is 12 and the and the answer to c is367
Vertical angles are equal to each other, so:
Answer:
same i cant see any of the answers but sometimes the answers are in the questions. so just read the question over again and maybe it will be there.
Step-by-step explanation:
To simplify a fraction (reduce it to lowest terms), you divide
the numerator and denominator both by their greatest common
factor. (That's why you learn 'greatest common factor' before
you learn to simplify fractions.)
The greatest common factor of 36 and 80 is 4 .
Divide the top and bottom of 36/80 by 4, and you'll have the
fraction in lowest terms.
