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mezya [45]
4 years ago
9

8 - (-11) = ? what is the answer to this problem​

Mathematics
1 answer:
Lapatulllka [165]4 years ago
7 0

Answer: 19

Step-by-step explanation: when two negative signs are next to eachother, you need to add the two numbers.

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In ΔRST, = 93 inches, ∠S=123° and ∠T=28°. Find the length of r, to the nearest 10th of an inch
GalinKa [24]

Answer:

<r=29

Step-by-step explanation:

6 0
2 years ago
Which expression represents the volume of the pyramid? One-fifth(5.2)h cm3 StartFraction 1 Over 5 h EndFraction(5.2)h cm3 One-th
anyanavicka [17]

Answer:

1/3(5.2)h cm³

Step-by-step explanation:

A solid right pyramid has a regular hexagonal base with an area of 5.2 cm2 and a height of h cm. Which expression represents the volume of the pyramid?

One-fifth(5.2)h cm3 StartFraction 1 Over 5 h EndFraction(5.2)h cm3

One-third(5.2)h cm3 StartFraction 1 Over 3 h EndFraction(5.2)h cm3

Volume of the pyramid = 1/3 × area × height

Area = 5.2 cm²

Height = h cm

Volume of the pyramid = 1/3 × 5.2 cm² × h cm

= 1/3(5.2)h cm³

7 0
3 years ago
Read 2 more answers
I NEED HELP ASAP!!! please show work
katen-ka-za [31]
What’s ur problem???????
3 0
3 years ago
How can you tell if the sequence is arithmetic
Viefleur [7K]

Answer:

An arithmetic sequence is a list of numbers with a definite pattern. If you take any number in the sequence then subtract it by the previous one, and the result is always the same or constant then it is an arithmetic sequence.

Step-by-step explanation:

hope this helps u

6 0
3 years ago
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Jenelle and three of her friends bought four smoothies for a total of three dollars. If she purchased smoothies on another day f
Gnesinka [82]

easy peasy

$3 divide by 4 smoothies to give you the price of each individual smoothie

comes out to .75 cents

now 9 times .75 cents equals 6.75 plus .75 cents because she bought a smoothie for herself

comes out to be $7.50

4 0
4 years ago
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