3 years ago

Calculate the perimeter of a rectangle with height 10cm and length 9cm

Mathematics

1 answer:

katovenus [111]3 years ago

3 0

Answer:

Step-by-step explanation:

10+10=20

9+9=18

20+18=38

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The club supplies 40 new balls for each player which cost $1 each. Each player pays $300 for the lessons. The club must pay each

Marysya12 [62]

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3 years ago

Find the value of the expression dc + 2h for c = 2, d = 3, and h = 3.

iren2701 [21]

Answer:

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Step-by-step explanation:

Step 1: Define

dc + 2h

c = 2

d = 3

h = 3

Step 2: Evaluate

Substitute: 3(2) + 2(3)
Multiply: 6 + 6
Add: 12

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2 years ago

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prisoha [69]

Answer:

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Step-by-step explanation:

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2 years ago

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What is A decreased by 20% and then increased by 20% of that? Please show your work.

umka21 [38]

$Answer: \\ A - 20\%A = A - 0.2A = 0.8A \\ 0.8A + 20\%0.8A = 0.8A + 0.2 \times 0.8A = 0.8 + 0.16A = 0.96A$

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3 years ago

The position of a digit in a number that determines its value

Maslowich

So in long numbers or any number the positon determines its in the ones, tenths, hundredths

e.g
658
6 is in the hundredths as it is technically 600
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3 years ago