Perpendicular lines have slopes that are negative reciprocals. example: line a has a slope of 2/3, line b has a slope if -3/2 if they are perpendicular.

7 0

2 years ago

A scale drawing for a rectangular parking lot measures 7 cm by 13. 3 cm. The scale is 1 cm : 25 m. Find the area of the parking

AleksandrR [38]

Answer:

58,187.5 m²

Step-by-step explanation:

1 cm : 25 m

7 cm = 25 × 7 m

7 × 25 = 175 m

13.3 × 25 = 332.5 m

area = 332.5 m × 175 m

7 0

1 year ago

An expression is given. 3 × (8 + 2) ÷ 2 Which statement is true about the parentheses in this expression?

muminat

Answer:

I don't think you typed the full problem, but the answer is either that you do the parenthesis first, or that it adds to 10

Step-by-step explanation:

5 0

2 years ago

Evaluate x³ for x=2.

loris [4]

Answer:

Step-by-step explanation:

If we have anything to the third power, we are multiplying the number by itself 3 times.

If x = 2, then the expression is $2^3$ .

$2\cdot2\cdot2=8$

Hope this helped!

7 0

2 years ago

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