Area formula is = lx b

Whete we lnow area and width so

We can easily find out length

20.5 = 2.5 × l

l = 20.5 / 2.5

Length = 8.2 cm answer

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8 0

3 years ago

Read 2 more answers

Help help please man im struggling

zzz [600]

Answer:

z = -9.538546756+ 15.26486573i

Step-by-step explanation:

z = |z| cos theta + |z| i sin theta

We know |z| and theta

z = 18 cos 122 +18i sin 122

z = -9.538546756+ 15.26486573i

6 0

3 years ago

Read 2 more answers

Find the volume <br> 6ft<br> 4ft<br> 3ft<br> (i know it’s not 72)

vlada-n [284]

Answer:

$\fbox{Volume \: of \: pyramid \: = 24 ft³}$

Step-by-step explanation:

Given:

shape of object = Pyramidal

length of base l= 4ft

width of base w = 3ft

height of pyramid h = 6 ft

To find:

volume of pyramid = ?

Solution:

$Volume \: of \: pyramid= \frac{l \times w \times h}{3} \\ Volume \: of \: pyramid= \frac{6 \times 4 \times 3}{3} \\ Volume \: of \: pyramid= \frac{24 \times \not3}{ \not3} \\ Volume \: of \: pyramid= 24 \: {ft}^{3}$

$\fbox{Volume \: of \: pyramid \: = 24 ft³}$

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5 0

2 years ago