Answer:
x = 135
Step-by-step explanation:
The three triangles are similar.
144/y = y/81
y^2 = 144 * 81
y = 12 * 9
y = 108
81^ + 108^2 = x^2
x^2 = 18225
x = 135
Answer:
(A) Incoming students at a particular university.
Step-by-step explanation:
In Mathematics, population is defined as a discrete group of people, animals or things that can be identified by at least one common characteristics for the purpose of data collection and analysis.
In this question incoming students are classified as a population as they share common characteristic of being new to this particular university.
Before he went to the park he had $621 he spent $201 so that leaves him with $420
It is deposited out of your banking account
Answer:
Step-by-step explanation:
shape Sides Sum of interior angles Each Angle
Triangle 3 180° 60°
Quadrilateral 4 360° 90°
Pentagon 5 540° 108°
Hexagon 6 720° 120°
Heptagon 7 900° 128.57...°
Octagon 8 1080° 135°
Nonagon 9 1260° 140°
