Answer:
Step-by-step explanation:
39²=1521
80²=6400
39²+80²=1521+6400=7921
87²=7569
7921≠7569
so it is not aright angled triangle.
If you use/make a number line, then you will see that the answer is -18 or a. When using a number line, negative = ← and positive = →.
Answer:tiz x
Step-by-step explanation:
Photomath is the best for fractions, decimals ect. You could also try a scientific calculator.
$363.73
The sales tax is $23.73
Steps:
Sales tax is calculated by multiplying the purchase price by the sales tax rate to get the amount of sales tax due. The sales tax added to the original purchase price produces the total cost of the purchase.
So 340 • 6.89%
340• .0698= 23.732
If it’s a percentage you move the decimal two places to the left
340 + 23.73 = 363.73
Hope this helps
