Please help!
Evaluate the expression: [3^2 x (2.4 ÷ 4)] + 1.7
1 answer:
Answer:
7.1
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Step-by-step explanation:
<u>Step 1: Define</u>
[3² × (2.4 ÷ 4)] + 1.7
<u>Step 2: Evaluate</u>
- [Brackets] Exponents: [9 × (2.4 ÷ 4)] + 1.7
- [Brackets] (Parenthesis) Division: [9 × 0.6] + 1.7
- [Brackets] Multiplication: 5.4 + 1.7
- Add: 7.1
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Answer:
13.76ft²
Step-by-step explanation:
Side of square: d=8ft
Area of board: Sb=d×d=64ft²
Area of circle: Sc=pi×r²=pi×(d/2)²=pi×d²/4=pi×64/4= 16×pi=50.24ft²
Remainin area: Sb-Sc=64-50.24=13.76ft²
B posulate 1a <span> a plane contains at least three points not all on one line .</span>
Answer:
A) a = 25
B) b = 14
Step-by-step explanation:
hopefully this helps :)
Answer:
105 miles
Step-by-step explanation:
The equivalent expression is 12x+30y and the area is 156 ft².
Using the distributive property, we have
6(2x+5y)
6*2x+6*5y
12x+30y
If x=3 and y=4,
12*3+30*4
36+120
156
