Area of triangle = 1/2(4)(4) = 16/2 = 8
if Area of square then A = 4 x 4 = 16
so answer
B. it's one half the area of square of side length 4 units
Help with what? I am not sure what other question you asked that you need help on. What is the question?
In order to make point D as the vertex in the construction as triangle ABC, the third arc should cross the second arc.
<h3>What is an arc?</h3>
In Geometry, an arc can be defined as a trajectory that is generally formed when the distance from a given point has a fixed numerical value.
In order to make point D as the vertex in the construction as triangle ABC, you must ensure that the third arc crosses the second arc as illustrated in image attached below.
Read more on arc here: brainly.com/question/20594692
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Answer:
21.4 mm
Step-by-step explanation:
area ÷ base = height
164.78 mm^2 ÷ 7.7 mm
21.4 mm
Check:
base • height = area
7.7 mm • 21.4 mm = 164.78 mm^2