claireb3913 claireb3913

Today at 9:04 PM
Mathematics

Answered

Help, Please, will give 20 points and brainiliest. URGENT!

Help, Please, will give 20 points and brainiliest. URGENT! class=

Answer :

Today at 9:09 PM

Answer:

Step-by-step explanation:

b = 21 is the base, a is the height

area = 0.5ab = 210

ab = 420

a = 420/b = 420/21 = 20 ft

length of hypotenuse = √(a²+b²) = √(20²+21²) = √841 = 29 ft

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