3 years ago

I really do not understand this unit can someone please help me.

Mathematics

1 answer:

san4es73 [151]3 years ago

6 0

Answer:

3) 441 m² (C)

Step-by-step explanation:

the square root of 29² - 20² is = 21 (side length of Q

21 is all of the side lengths since it's a square.

so multiply 21 by itself:

21x21= the area of q= 441 m²

You might be interested in

PLS HELP! 6TH GRADE!

dusya [7]

Answer:

7 x 9 = 63, 63 divided by 2 = 31.5,

31.5 x 4 = 126

9 x 9 = 81

Add given areas:

126 + 81 = 207 in2 is your answer

5 0

3 years ago

A group of ten friends played a number guessing game. They were asked to pick a number between 1 and 20. The person closest to t

Naya [18.7K]

Answer:

Step-by-step explanation:

6 0

3 years ago

Please please please help. Thank you.

Darina [25.2K]

The formula of a volume of pyramid:

$V=\dfrac{1}{3}Bh$

$B=13\cdot13=169\ cm^2$

$h=9\ cm$

substitute

$V=\dfrac{1}{3}\cdot169\cdot9=169\cdot3=507\ cm^3$

3 0

3 years ago

Two dice are thrown at the same time. Find the probability of getting

astra-53 [7]

Answer:

(i) = ⅙

(ii) = 1/12

Step-by-step-explaination:

Each dice have 6 number

Then for 2 dice the total number is 12

Now,

(i) the same number on both dice.

Probability (P) = no. of outcome ÷ no. of total outcomes

P = 2 ÷ 12 = ⅙

(ii) different numbers on both dice.

Probability (P) = no. of outcome ÷ no. of total outcomes

P = 1 ÷ 12 = 1/12

-TheUnknownScientist

3 0

3 years ago

I NEEEEEEEEEEEEEEEED HELP!!!!!!! What is 1 + 1?

serious [3.7K]

Answer:

Its 2

Step-by-step explanation:

1+1=2

8 0

3 years ago

Read 2 more answers