Markchi Markchi

21-07-2021
Mathematics

contestada

From the figure, how many square units are the area of a triangle xwy when yw=zw?
A. 1.84
B. 1.42
C. 0.42
D. 0.84

From the figure how many square units are the area of a triangle xwy when ywzw A 184 B 142 C 042 D 084 class=

Respuesta :

21-07-2021

Answer:

0.42

Step-by-step explanation:

→ Use Pythagoras to find YZ

√2.5² - 0.7² = 2.4

→ Half the answer to find YW

2.4 ÷ 2 = 1.2

→ Substitute the values into the formula for the area of a triangle

0.5 × 0.7 × 1.2 = 0.42

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