An equilateral triangle has sides of length 10 cm.
2 answers:
Answer:
a. 8.7cm
b. 43.5cm squared
Step-by-step explanation:
a. draw the triangle with a side length of 10cm, and measure the height which is 8.7cm.
b. formula to find the area of a triangle: (base into height) divided by 2 ((b x h) / 2)
the base is 10
the height is 8.7
(10 x 8.7)/2 = 87/2 = 43.5 cm squared
You might be interested in
Reflection across the y-axis
Answer:
lhsvlsblsbbkeblsvlsvlsvkahoelbevlevoe
Answer:
−7×(−6)×5= 210
Step-by-step explanation:
3.14*r^2
Hope it helps you solve them
Step-by-step explanation:
1+2√2 ²π = 9+4√2 π cm² thats my answer
