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Lorico [155]
3 years ago
14

Explain how solving 8+2 can help you solve 80+20.

Mathematics
2 answers:
stiv31 [10]3 years ago
8 0
First do 8 + 2 and then it's gen right so you do the same just that this time you add a 0 to a 10 like8+2=10 add a zero and get 100
katrin [286]3 years ago
5 0
Becuase 80 is the same as 8 but has an extra 0 at the end (which makes it 80) and same for 20 to 2. 8 + 2 = 10 (now add a zero at the end). The answer should be 100.
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Jenna found a pair of sneaker that cost $64.She has a 15% off coupon. How much will she pay for the sneakers?(without Tax?)
S_A_V [24]
First, do 100-14 to find out how much percent doesn't get the coupon= 85
then find 85% of 64= 54.4
finally, your answer is: 54.4
3 0
3 years ago
What does counterexample mean
Leno4ka [110]

an example that opposes or contradicts an idea or theory.

5 0
3 years ago
How do I evaluate the expression -(p+q)2 /(-6) for p=2 andq=4
Dimas [21]
Plug in the values of p and q where you see them in the equation:

-(2+4)2 / (-6) - Distribute the -1 
(-2-4)2 / (-6) -  Distribute the 2
(-4-8) / (-6) - Subtract what's inside the parenthesis
(-12) / (-6) - Divide
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3 0
3 years ago
Find the area of the shaded sector. Leave your answer in terms of π.
bearhunter [10]

Answer:

d=10m

r=10/2=5m

The Area is:

(πr^{2}) /2

(π5^2) / 2

=25π/2

=12.5π

8 0
3 years ago
Read 2 more answers
(a) An angle measures 43 . What is the measure of its complement? (b) An angle measures 81 . What is the measure of its suppleme
vampirchik [111]
To solve the problem shown above, you must follow the proccedure shown below:

 1. By definition, Completary angles are those angles whose sum is 90 degrees and Suplementary angles are those angles whose sum is 180 degrees.

2. Keeping the information above on mind, you have:
<span>
 (a) An angle measures 43 . What is the measure of its complement?

 =90°-43°
 =47°

 (b) An angle measures 81 . What is the measure of its supplement?
</span>
 =180°-81°
 =99°

 The answers are:

 a) 47°
 b) 99°
 
7 0
3 years ago
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