Answer:
????
Step-by-step explanation:
well thanks for the free points :)
Answer:
52.9°
Step-by-step explanation:
step 1
we know that
The total number of successful United States space launches that happened in the years 1957-1995 is equal to

step 2
The numbers of successful United States space launches that happened in the years 1980-1989 is equal to

step 3
The percentage of successful United States space launches that happened in the years 1980-1989 is equal to

step 4
Find out the measure of the central angle you would draw in a circle graph to represent the number of successful United States space launches that happened in the years 1980-1989
we know that
In a circle, 360 degrees represent the 100%
so
using proportion
Find out the measure of the central angle by a percentage of 14.68%

Answer:
15x
Step-by-step explanation:
assum 1 day you read 15 pages then after X day you reads 15*X=15X
The first one. Segment NO is proportional to segment QR, and angles M and P are congruent.
In similar triangles, their angles are congruent but their sides are only proportional. That is why the last three are not true.
Answer:
0
Step-by-step explanation:
-(-4) cancels out to be positive 4. So -2+-2+4= -4+4, which is equivalent to 0