Answer:
h = 3 cm
Step-by-step explanation:
The area (A) of a triangle is calculated as
A =
bh ( b is the base and h the height )
Here A = 7
=
← expressed as an improper fraction
and b = 5
=
, thus
×
× h =
, that is
h =
Multiply both sides by 8 to clear the fractions
21h = 63 ( divide both sides by 21 )
h = 3
The answer is b y=-1/3x+5/2

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Answer:
the first mistake was in step 2
Step-by-step explanation: she should not have moved the y to the other side first, she should have moved the other numbers to get one of the y's alone
Answer: the answer would be one because they are both the same length and there is an acute angle
Step-by-step explanation: