Answer:

Step-by-step explanation:
The measure of arc which the right triange cuts from the circle is
this means the central angle has the same measure.
Angle with measure
is inscribed angle subtended on the given arc. Its measure is half the measure of the central angle, hence

Angles with measures
and
are complementary angles (add up to 90°), so

Answer:
Step-by-step explanation:
Rational Numbers are defined as set of numbers that can be written as a/b.
where,
a and b are integers, but b is not equal to 0; an integer or a fraction.
Also, a rational number is a number that is expressed as the quotient or fraction a/b of two integers, where a numerator a and a non-zero denominator b is found. Since a may be equal to 1, every integer is a rational number.
Answer: gymnastics 35
music 21
swimming 36
Step-by-step explanation:
gymnastics 35=20+9+6
music 21=8+7+6
swimming 36=20+9+7
False
x-1(-3)=x+(-3)
x+3=x-3
3=-3
false
NO