3 years ago

Find the area of the isosceles triangle.

Mathematics

1 answer:

erastova [34]3 years ago

4 0

Answer:65 cm

Step-by-step explanation:

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NISA [10]

Answer: 36

Step-by-step explanation:

6/2= 3 & 3x2=6 & 27/9=3 & 3x9=27 so you would multiply 3x12=36 so you would just multiply. and I'm a 6th grader.

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3 years ago

Simplify 2x 2 - y for x = 3 and y = -2. 20 14 16 10 i need help please

disa [49]

2x^2-y

Plug in the values.

2(3)^2-(-2)

2(3)^2+2

Exponents first.

2*9+2

18+2

20

The answer is 20.

I hope this helps!
~kaikers

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3 years ago

Penelope has been practicing driving a golf ball. The lengths of her first 3 drives are shown below: • Drive 1: 180 yards • Driv

disa [49]

Answer:

The answer is "183 yards"

Step-by-step explanation:

$Drive \ 1= 180 \ yards \\\\Drive \ 2= 170 \ yards\\\\ Drive\ 3= 195 \ yards \\\\Drive \ 4= x \ \ yards \\\\$

Using formula:

$\to \text{average of number}=\frac{sum \ of \ number}{total\ number}\\\\\to 182 =\frac{180+170+195+x}{4}\\\\\to 4 \times 182 =545+x\\\\\to x= 728-545\\\\\to x=183$

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3 years ago

How is an equation like an expression? How is it different?

morpeh [17]

Answer:

See explanation.

Step-by-step explanation:

An expression is a set of terms that are combined using addition, subtraction, multiplication, or division. The following are examples of expressions:

$2x-1$