Step-by-step explanation:
If TR=SR=ST
SO,
all angles are equal
one angle =180/3=60°
but,here,
In angle S =60°
7x+4=60
7x=60-4
7x=56
x=56/7
x=8°
Answer:
the second gym is more expensive
Step-by-step explanation:
i got it right when i did the test/quiz
Answer: 920 square feet
Step-by-step explanation: Really hope this helps
Top: 20 * 17 = 340
Side triangles: 8 * 15 / 2 = 60
2 side triangles: 60 * 2 = 120
Back rectangle: 8 * 20 = 160
Bottom rectangle: 15 * 20 = 300
All of them: 340 + 120 + 160 + 300 = 920
A)37 because is a prime number just sear up prime numbers on google