supplementary angles add up to 180°.
x = measure of such angle
x + 20 = measure of her sibling.
since "x" has 20 less than her sibling, then clearly her sibling has to have 20 more than "x".

Answer:
Volume :
=1/3 a^2h
=1/3•1.5^2•50
= 104.16666666667 centimeters^3
Hope this helps you out and is what you were looking for! ☺
It’s no graph to give answer to
Answer:
44x,
Step-by-step explanation:
you can expand the brackets which equals 18x + 24 (or subtract 24 if the expression is 6(3x-4)) at the end of the equation you will add 2 which would give you 44x