A triangle has an area of 55 cm² and a base of 10 cm².

What is the height of the triangle?

11 cm

Step-by-step explanation:

11 Cm

Step-by-step explanation:

bBase

10

cm

AArea

55

cm²

γ

c

a

h

b

b

h

b

h

b

c

γ

a

b

a

c

b

γ

P

c

γ

a

b

A

Using the formula

A=hbb

2

Solving forhb

hb=2A

b=2·55

10=11cm

the answer to the expression is 83

c.

step-by-step explanation:

substitution for (0,1)

y=x^2+4x+1

1=0^2+4(x)0+1

1=0+4(x)0+1

1=4(x)0+1

1=0+1

1=1

substitution for (-3,-2)

y=x+1

-2=-3+1

-2=-2