Question

ajudem com essas 3 questões pfvr....​

Answer 1

Resposta:

Explicação passo a passo:

1a

h²=m.n

m=16

n=9

h²=16.9

h²=144

h=√144

h=12

1b

a=5

c=5

m=x

c²=a.m

3²=5x

9=5x

x=9/5

x=1,8

1c

a=5

b=4

n=x

b²=a.n

4²=5x

16=5x

x=16/5

x=3,2

1d

a=25

b=20

c=x

a²=b²+c²

25²=20²+x²

625=400+x²

x²=625-400

x²=225

x=√225

x=15

1e

h=8

n=4

m=x

h²=m.n

8²=4.x

64=4x

x=64/4

x=16

1f

b=20

m=16

a=x

b²=a.n

20²=x.16

400=x.16

x=400/16

x=25

2

a²=b²+c²

a²=6²+8²

a²=36+64

a²=100

a=√100

a=10

c²=a.m

6²=10.m

36=10m

m=36/10

m=3,6

b²=a.n

8²=10.n

64=10.n

n=64/10

n=6,4

3

a=18+32

a=50

h²=a.m

h²=18.32

h²=576

h=√576

h=24

b²=a.m

b²=18.50

b²=900

b=√900

b=30

c²=a.n

c²=32.50

c²=1600

c=√1600

c=40