The height of a triangle is 2x + 1 and its base measures x + 3. Find the dimensions of the triangle if x = 5 cm. What is the area?
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The height of a triangle is 2x + 1 and its base measures x + 3. Find the dimensions of the triangle if x = 5 cm. What is the area?
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Answer:
h= 11 cm
b= 8 cm
Area= 44 sq cm
Step-by-step explanation:
for the dimensions, just substitute x=5
height = 2(5)+1 = 11 cm
base = 5+3 = 8cm
for the area:
A=hb/2
A= [(2x+1)*(x+3)]/2
substitute x=5
A= [(2(5)+1)*(5+3)]/2
A= (11*8)/2
A= 88/2
A= 44 sq cm