Explain why 4/10 and 40/100 have unlike denominators but are equivalent fractions

Which statements are always true regarding the diagram? check all that apply. m3+ m 4 = 180° m2 + m 4+ m26 = 180° m2 + m 4 = m 25 m1+ m2 = 90° m4+ m6 = m22 m2 + m 6 = m 25