Answer:
no
Step-by-step explanation:
Using the converse of Pythagoras' identity.
If the square of the longest side is equal to the sum of the squares of the other 2 sides then the triangle is right.
longest side = 30 , then 30² = 900
20² + 23² = 400 + 529 = 929 ≠ 900
Then the triangle is not right.
Answer:
Change in temperature = - 3.3 F
The temperature has decreased
Step-by-step explanation:
The complete question is attached below .
As given in the attached image
Temperature at 10 A.M 
degree Fahrenheit
Temperature at 3:30 P.M. 
degree Fahrenheit
Change in temperature
= Temperature at 3:30 p.m - Temperature at 10 a.m
= 
F
The temperature has decreased
Answer:
the answer is 5.8
Step-by-step explanation:
divide numerator (8) by the denominator (10):
8 / 10 = 0.8
add this value to the integer part: 5 + 0.8 =
5.8 So,
5 8/10 = 5.8
Answer:
I think it's B.)
Step-by-step explanation:
