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Maslowich
3 years ago
10

Find the area of square if the length of its diagonal is 18 cm​

Mathematics
1 answer:
NikAS [45]3 years ago
5 0

Answer:

324

Step-by-step explanation:

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I WILL GIVE BRAINIEST IF YOU ANSWER ASAP AND CORRECT!!!
Aleks04 [339]

Answer:

a-y=2x+9

b:y=2x-9

c:4x+9=y

d:y=3x+9

6 0
3 years ago
1. what two things need to be true in order to add/subtract two radicals ?
Novay_Z [31]

Answer: 1. To add or subtract radicals, the indices and what is inside the radical (called the radicand) must be exactly the same. If the indices and radicands are the same, then add or subtract the terms in front of each like radical. If the indices or radicands are not the same, then you can not add or subtract the radicals.2.The index tells you how many of a kind you need to put together to be able to move that number or variable from inside the radical to outside the radical. For example, if the index is 2 (a square root), then you need two of a kind to move from inside the radical to outside the radical.3.When factoring a trinomial in the form x2 + bx + c, consider the following tips. Look at the c term first. o If the c term is a positive number, then the factors of c will both be positive or both be negative. In other words, r and s will have the same sign.

Step-by-step explanation:

6 0
3 years ago
Can someone please answer. There is one problem. There's a picture. Thank you!
julia-pushkina [17]
A=\pi\cdot (2.5)^2=6.25\pi\approx19.63
7 0
3 years ago
Read 2 more answers
Eli made 2 peanut butter and jelly sandwiches and cut each one into fourths. How many 1/4 sandwich pieces did Eli have?
max2010maxim [7]

If Eli cut both pieces into 4th's, in all they would have 8 4th's.

Because 4 + 4 + 8 :)

6 0
3 years ago
A 9 foot tall tree casts a 5 foot shadow . At the same time a house casts a 28 foot shadow. How tall is the house?
ruslelena [56]

Answer:

33

Step-by-step explanation:

it is 33 if you get it wrong than dab

3 0
3 years ago
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